From 708c60eac4ee023b319ba75784b819be5aaa5854 Mon Sep 17 00:00:00 2001
From: andrewdove1 <andrew.dove@ni.com>
Date: Wed, 12 Jun 2019 15:57:08 -0500
Subject: [PATCH 1/6] Fix issue #1642 (#1657)

* Fix issue #1642

* Add test for plot icons in legend
---
 source/jquery.canvaswrapper.js   |  6 +++---
 tests/jquery.flot.legend.Test.js | 12 ++++++++++++
 2 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/source/jquery.canvaswrapper.js b/source/jquery.canvaswrapper.js
index 7f45403e..4832e1b2 100644
--- a/source/jquery.canvaswrapper.js
+++ b/source/jquery.canvaswrapper.js
@@ -39,9 +39,9 @@ don't work unless the canvas is attached to the DOM.
         this.pixelRatio = $.plot.browser.getPixelRatio(context);
 
         // Size the canvas to match the internal dimensions of its container
-
-        var box = container.getBoundingClientRect();
-        this.resize(box.width, box.height);
+        var width = $(container).width();
+        var height = $(container).height();
+        this.resize(width, height);
 
         // Collection of HTML div layers for text overlaid onto the canvas
 
diff --git a/tests/jquery.flot.legend.Test.js b/tests/jquery.flot.legend.Test.js
index 8a0164e4..14fbf86d 100644
--- a/tests/jquery.flot.legend.Test.js
+++ b/tests/jquery.flot.legend.Test.js
@@ -95,6 +95,18 @@ describe("flot legend plugin", function() {
         expect(entryLabel.textContent).toBe(label);
     });
 
+    it('should display the plot icon', function(){
+        var label = 'custom label';
+        options.series.label = label;
+        plot = $.plot(placeholder, [[1, 3, 5, 6]], options);
+
+        var legendSvg = document.getElementsByClassName('legendLayer')[0];
+        var firstLegendEntry = legendSvg.getElementsByTagNameNS('http://www.w3.org/2000/svg', 'g')[0];
+        var entryHTML =  firstLegendEntry.innerHTML;
+
+        expect(entryHTML.includes('#line')).toBe(true);
+    });
+
     it('should take into account the show option', function() {
         options.legend.show = false;
         plot = $.plot(placeholder, [[1, 3, 5, 6]], options);

From bf09cf347fac4765655f2542ec4c40bc553786a8 Mon Sep 17 00:00:00 2001
From: andrewdove1 <andrew.dove@ni.com>
Date: Wed, 12 Jun 2019 15:58:10 -0500
Subject: [PATCH 2/6] Add categories to build (#1659)

* Add categories to build

* Moved to before stack to enable stacked bar graphs to work with categories
---
 gulpfile.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gulpfile.js b/gulpfile.js
index 7f362673..f0efb24a 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -26,6 +26,7 @@ var files = [
     './source/jquery.flot.flatdata.js',
     './source/jquery.flot.navigate.js',
     './source/jquery.flot.fillbetween.js',
+    './source/jquery.flot.categories.js',
     './source/jquery.flot.stack.js',
     './source/jquery.flot.touchNavigate.js',
     './source/jquery.flot.hover.js',

From 5c5f5f79c75463024079a96b938f46538c0e8f29 Mon Sep 17 00:00:00 2001
From: Brian Henry <brian.henry@ni.com>
Date: Thu, 13 Jun 2019 09:19:42 -0500
Subject: [PATCH 3/6] Fixed microsecond issue. (#1660)

---
 source/jquery.flot.time.js     |  7 ++++---
 tests/jquery.flot.time.Test.js | 14 ++++++++++++++
 2 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/source/jquery.flot.time.js b/source/jquery.flot.time.js
index f0912668..0a22d3d3 100644
--- a/source/jquery.flot.time.js
+++ b/source/jquery.flot.time.js
@@ -35,15 +35,16 @@ API.txt for details.
 
             // Round epoch to 3 decimal accuracy
             microEpoch = Math.round(microEpoch*1000)/1000;
-            this.microEpoch = microEpoch;
 
             // Microseconds are stored as integers
             var seconds = microEpoch/1000;
             this.microseconds = 1000000 * (seconds - Math.floor(seconds));
         };
 
+        var oldGetTime = newDate.getTime.bind(newDate);
         newDate.getTime = function () {
-            return this.microEpoch;
+            var microEpoch = oldGetTime() + this.microseconds / 1000;
+            return microEpoch;
         };
 
         newDate.setTime = function (microEpoch) {
@@ -56,7 +57,7 @@ API.txt for details.
 
         newDate.setMicroseconds = function(microseconds) {
             // Replace the microsecond part (6 last digits) in microEpoch
-            var epochWithoutMicroseconds = 1000*Math.floor(this.microEpoch/1000);
+            var epochWithoutMicroseconds = oldGetTime();
             var newEpoch = epochWithoutMicroseconds + microseconds/1000;
             this.update(newEpoch);
         };
diff --git a/tests/jquery.flot.time.Test.js b/tests/jquery.flot.time.Test.js
index 12c865ae..6d9a12af 100644
--- a/tests/jquery.flot.time.Test.js
+++ b/tests/jquery.flot.time.Test.js
@@ -56,6 +56,20 @@ describe('A Flot chart with absolute time axes', function () {
         ]);
     });
 
+    it('shows year time ticks', function () {
+        plot = createPlotWithAbsoluteTimeAxis(placeholder, [[[-373597200000, 1], [1199142000000, 2]]], '%Y', 'milliseconds');
+
+        var ticks = plot.getAxes().xaxis.ticks
+        expect(firstAndLast(ticks)).toEqual([
+            {v: -373597200000, label: '1958'},
+            {v: 1199142000000, label: '2007'}
+        ]);
+        ticks.sort((a, b) => a.v - b.v);
+        for (var i = 1; i < ticks.length; i++) {
+            expect(ticks[i].v).toBeGreaterThan(ticks[i - 1].v);
+        }
+    });
+
     describe('date generator', function () {
         it('clamps values greater than Date() range to the limit of Date()', function () {
             var dateGenerator = $.plot.dateGenerator;

From 73f19e5825b552565c29ebb3b446c87dd7b9d764 Mon Sep 17 00:00:00 2001
From: Sam Kortchmar <samuel_kortchmar@brown.edu>
Date: Thu, 13 Jun 2019 07:25:07 -0700
Subject: [PATCH 4/6] Reset to 1 (#1665)

* Reset to 1

* added test
---
 source/jquery.flot.drawSeries.js     |  1 +
 tests/jquery.flot-drawSeries.Test.js | 57 ++++++++++++++++++++++++++++
 2 files changed, 58 insertions(+)

diff --git a/source/jquery.flot.drawSeries.js b/source/jquery.flot.drawSeries.js
index 608aec30..5c30ffdb 100644
--- a/source/jquery.flot.drawSeries.js
+++ b/source/jquery.flot.drawSeries.js
@@ -184,6 +184,7 @@ This plugin is used by flot for drawing lines, plots, bars or area.
                         ctx.fill();
                         areaOpen = false;
                         ps = -ps;
+                        ypos = 1;
                         i = segmentStart = segmentEnd + ps;
                         continue;
                     }
diff --git a/tests/jquery.flot-drawSeries.Test.js b/tests/jquery.flot-drawSeries.Test.js
index 9c147f2a..01f08d70 100644
--- a/tests/jquery.flot-drawSeries.Test.js
+++ b/tests/jquery.flot-drawSeries.Test.js
@@ -142,6 +142,63 @@ describe('drawSeries', function() {
             expect(ctx.fill).toHaveBeenCalled();
         });
 
+        it('should draw area fills before and after nulls', function () {
+            const format = {
+                x: true,
+                y: false,
+                number: true,
+                required: true,
+                computeRange: true,
+                defaultValue: null
+            };
+            const filledSeries = {
+                lines: {
+                    lineWidth: 1,
+                    fill: true,
+                },
+                xaxis: {
+                    min: minx,
+                    max: maxx,
+                    p2c: function(p) { return p; }
+                },
+                yaxis: {
+                    min: miny,
+                    max: maxy,
+                    p2c: function(p) { return p; }
+                },
+                datapoints: {
+                    points: [
+                        0, 100, 0,
+                        25, 80, 20,
+                        null, null, null,
+                        75, 80, 20,
+                        100, 100, 0,
+                    ],
+                    format: [format, format, format],
+                    pointsize: 3,
+                }
+            };
+
+            drawSeriesLines(filledSeries, ctx, plotOffset, plotWidth, plotHeight, null, getColorOrGradient);
+
+            function isPixelFilled(ctx, x, y) {
+                return ctx.getImageData(x, y, 1, 1).data[3] > 0;
+            }
+
+            /**
+            The plot drawn looks something like this:
+              |\  /|
+              |/  \|
+            */
+            const leftFilled = isPixelFilled(ctx, 10, 50);
+            const middleFilled = isPixelFilled(ctx, 50, 50);
+            const rightFilled = isPixelFilled(ctx, 90, 50);
+
+            expect(leftFilled).toBe(true);
+            expect(middleFilled).toBe(false);
+            expect(rightFilled).toBe(true);
+        });
+
         function validatePointsAreInsideTheAxisRanges(points) {
             points.forEach(function(point) {
                 var x = point[0], y = point[1];

From 106d2c145bcde4b8fd1e54437eafd3856d4caf37 Mon Sep 17 00:00:00 2001
From: Cameron Waterman <cameron.waterman@ni.com>
Date: Thu, 13 Jun 2019 10:05:12 -0500
Subject: [PATCH 5/6] Explicity perform null check on bar hover index (#1644)

An index of 0 is falsy and fails this check
---
 source/jquery.flot.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/jquery.flot.js b/source/jquery.flot.js
index 4ae99c70..85734f47 100644
--- a/source/jquery.flot.js
+++ b/source/jquery.flot.js
@@ -2495,7 +2495,7 @@ Licensed under the MIT license.
 
                 if (s.bars.show && !item) { // no other point can be nearby
                     var foundIndex = findNearbyBar(s, mouseX, mouseY);
-                    if (foundIndex) item = [i, foundIndex];
+                    if (foundIndex !== null) item = [i, foundIndex];
                 }
             }
 

From 5ad32984972949de410df42c205bf06ed9bdb4a0 Mon Sep 17 00:00:00 2001
From: Brian Henry <brian.henry@ni.com>
Date: Thu, 13 Jun 2019 13:26:40 -0500
Subject: [PATCH 6/6] Reverting changes for loading CORS stylesheets (PRs 1651
 and 1652) (#1666)

* Fixed microsecond issue.

* Reverted changes associated with PRs 1651 and 1652

* Update package-lock.json
---
 gulpfile.js                         |   62 +-
 karma.conf.js                       |   11 +-
 package-lock.json                   | 1248 +--------------------------
 package.json                        |    8 +-
 source/getCORSCss.js                |   92 --
 source/jquery.flot.composeImages.js |   24 +-
 source/jquery.flot.fillbetween.js   |    4 +-
 tests/corscss.css                   |    5 -
 tests/getCORSCss.Test.js            |   16 -
 9 files changed, 78 insertions(+), 1392 deletions(-)
 delete mode 100644 source/getCORSCss.js
 delete mode 100644 tests/corscss.css
 delete mode 100644 tests/getCORSCss.Test.js

diff --git a/gulpfile.js b/gulpfile.js
index f0efb24a..5c3da080 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -4,15 +4,9 @@ var uglify = require('gulp-uglify');
 var babel = require('gulp-babel');
 var filesExist = require('files-exist');
 var maps = require('gulp-sourcemaps');
-var babelify = require("babelify");
-var browserify = require('browserify');
 var gulpSequence = require('gulp-sequence');
-var source = require('vinyl-source-stream');
-var fs = require('fs');
-
 
 var files = [
-    './source/getCORSCss.js',
     './source/jquery.canvaswrapper.js',
     './source/jquery.colorhelpers.js',
     './source/jquery.flot.js',
@@ -38,64 +32,24 @@ var files = [
     './source/jquery.flot.legend.js'
 ];
 
-gulp.task('modify jquery.flot.composeImages.js first', async function() {
-    fs.readFile('./source/jquery.flot.composeImages.js', (err, data) => {
-        if (err) {
-            return console.log(err);
-        }
-        var content = data.toString();
-        var new_content = content.replace(`import {getCrossDomainCSSRules} from "./getCORSCss";`,`//import {getCrossDomainCSSRules} from "./getCORSCss";`);
-        fs.writeFile('./source/jquery.flot.composeImages.js', new_content, (err) => {
-            if (err) {
-                return console.error(err);
-            }
-        })
-    });
-});
-
 gulp.task('build_flot_source', function() {
     return gulp.src(filesExist(files, { exceptionMessage: 'Missing file' }))
         .pipe(concat('jquery.flot.js'))
         .pipe(gulp.dest('dist/source'));
 });
 
-gulp.task('build_flot_minified_start', function() {
+gulp.task('build_flot_minified', function() {
     return gulp.src(filesExist(files, { exceptionMessage: 'Missing file' }))
-        .pipe(concat('jquery.flot.js'))
-        .pipe(gulp.dest('dist/es5'));
-});
-
-gulp.task('browserify_flot', function() {
-    var b = browserify({
-        entries: "dist/es5/jquery.flot.js"
-    });
-    return b.transform(babelify, {presets: ["@babel/preset-env"]})
-        .bundle()
-        .pipe(source("jquery.flot.js"))
-        .pipe(gulp.dest("dist/es5"));
-});
-
-gulp.task('build_flot_minified_end', function() {
-    return gulp.src(filesExist("dist/es5/jquery.flot.js", { exceptionMessage: 'Missing file' }))
         .pipe(maps.init())
+        .pipe(babel({
+            "presets": [
+                "@babel/preset-env"
+            ]
+        }))
+        .pipe(concat('jquery.flot.js'))
         .pipe(uglify())
         .pipe(maps.write('./'))
         .pipe(gulp.dest('dist/es5'));
 });
 
-gulp.task('modify jquery.flot.composeImages.js in the end', async function() {
-    fs.readFile('./source/jquery.flot.composeImages.js', (err, data) => {
-        if (err) {
-            return console.log(err);
-        }
-        var content = data.toString();
-        var new_content = content.replace(`//import {getCrossDomainCSSRules} from "./getCORSCss";`,`import {getCrossDomainCSSRules} from "./getCORSCss";`);
-        fs.writeFile('./source/jquery.flot.composeImages.js', new_content, (err) => {
-            if (err) {
-                return console.error(err);
-            }
-        })
-    });
-});
-
-gulp.task('build', gulp.series('modify jquery.flot.composeImages.js first', 'build_flot_source', 'build_flot_minified_start', 'browserify_flot', 'build_flot_minified_end', 'modify jquery.flot.composeImages.js in the end'));
+gulp.task('build', gulp.series('build_flot_source', 'build_flot_minified'));
diff --git a/karma.conf.js b/karma.conf.js
index da132988..da8f2b4e 100644
--- a/karma.conf.js
+++ b/karma.conf.js
@@ -59,13 +59,12 @@ module.exports = function(config) {
 
         // frameworks to use
         // available frameworks: https://npmjs.org/browse/keyword/karma-adapter
-        frameworks: ['jasmine-jquery', 'jasmine', 'browserify'],
+        frameworks: ['jasmine-jquery', 'jasmine'],
 
         // list of files / patterns to load in the browser
         files: sources.concat([
             'node_modules/webcharts-development-settings/testsUtils/*.js',
             { pattern: 'tests/svgstyle.css', included: true, served: true },
-            { pattern: 'tests/corscss.css', included: true, served: true },
             'tests/*.Test.js'
         ]),
 
@@ -76,13 +75,9 @@ module.exports = function(config) {
         // available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
         preprocessors: {
             '*.js': ['eslint'],
-            'tests/**/*.js': ['eslint'],
-            'tests/getCORSCss.Test.js': ['eslint', 'browserify'],
-            'source/*.js' : ['browserify'],
-        },
-        browserify: {
-            transform: [ ['babelify', {'presets': ["@babel/preset-env"]}]]
+            'tests/**/*.js': ['eslint']
         },
+
         eslint: {
             stopOnError: config.stopOnEsLintError ? true : false,
             showWarnings: true,
diff --git a/package-lock.json b/package-lock.json
index 20cdd79d..ab3903d5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -299,12 +299,14 @@
             "balanced-match": {
               "version": "1.0.0",
               "bundled": true,
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "brace-expansion": {
               "version": "1.1.11",
               "bundled": true,
               "dev": true,
+              "optional": true,
               "requires": {
                 "balanced-match": "^1.0.0",
                 "concat-map": "0.0.1"
@@ -319,17 +321,20 @@
             "code-point-at": {
               "version": "1.1.0",
               "bundled": true,
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "concat-map": {
               "version": "0.0.1",
               "bundled": true,
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "console-control-strings": {
               "version": "1.1.0",
               "bundled": true,
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "core-util-is": {
               "version": "1.0.2",
@@ -446,7 +451,8 @@
             "inherits": {
               "version": "2.0.3",
               "bundled": true,
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "ini": {
               "version": "1.3.5",
@@ -458,6 +464,7 @@
               "version": "1.0.0",
               "bundled": true,
               "dev": true,
+              "optional": true,
               "requires": {
                 "number-is-nan": "^1.0.0"
               }
@@ -472,6 +479,7 @@
               "version": "3.0.4",
               "bundled": true,
               "dev": true,
+              "optional": true,
               "requires": {
                 "brace-expansion": "^1.1.7"
               }
@@ -479,12 +487,14 @@
             "minimist": {
               "version": "0.0.8",
               "bundled": true,
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "minipass": {
               "version": "2.3.5",
               "bundled": true,
               "dev": true,
+              "optional": true,
               "requires": {
                 "safe-buffer": "^5.1.2",
                 "yallist": "^3.0.0"
@@ -503,6 +513,7 @@
               "version": "0.5.1",
               "bundled": true,
               "dev": true,
+              "optional": true,
               "requires": {
                 "minimist": "0.0.8"
               }
@@ -583,7 +594,8 @@
             "number-is-nan": {
               "version": "1.0.1",
               "bundled": true,
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "object-assign": {
               "version": "4.1.1",
@@ -595,6 +607,7 @@
               "version": "1.4.0",
               "bundled": true,
               "dev": true,
+              "optional": true,
               "requires": {
                 "wrappy": "1"
               }
@@ -716,6 +729,7 @@
               "version": "1.0.2",
               "bundled": true,
               "dev": true,
+              "optional": true,
               "requires": {
                 "code-point-at": "^1.0.0",
                 "is-fullwidth-code-point": "^1.0.0",
@@ -2008,16 +2022,6 @@
         "through2": "^2.0.3"
       }
     },
-    "JSONStream": {
-      "version": "1.3.5",
-      "resolved": "https://registry.npmjs.org/JSONStream/-/JSONStream-1.3.5.tgz",
-      "integrity": "sha512-E+iruNOY8VV9s4JEbe1aNEm6MiszPRr/UfcHMz0TQh1BXSxHK+ASV1R6W4HpjBhSeS+54PIsAMCBmwD06LLsqQ==",
-      "dev": true,
-      "requires": {
-        "jsonparse": "^1.2.0",
-        "through": ">=2.2.7 <3"
-      }
-    },
     "abbrev": {
       "version": "1.0.9",
       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.0.9.tgz",
@@ -2040,38 +2044,6 @@
       "integrity": "sha512-jG0u7c4Ly+3QkkW18V+NRDN+4bWHdln30NL1ZL2AvFZZmQe/BfopYCtghCKKVBUSetZ4QKcyA0pY6/4Gw8Pv8w==",
       "dev": true
     },
-    "acorn-dynamic-import": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/acorn-dynamic-import/-/acorn-dynamic-import-4.0.0.tgz",
-      "integrity": "sha512-d3OEjQV4ROpoflsnUA8HozoIR504TFxNivYEUi6uwz0IYhBkTDXGuWlNdMtybRt3nqVx/L6XqMt0FxkXuWKZhw==",
-      "dev": true
-    },
-    "acorn-node": {
-      "version": "1.7.0",
-      "resolved": "https://registry.npmjs.org/acorn-node/-/acorn-node-1.7.0.tgz",
-      "integrity": "sha512-XhahLSsCB6X6CJbe+uNu3Mn9sJBNFxtBN9NLgAOQovfS6Kh0lDUtmlclhjn9CvEK7A7YyRU13PXlNcpSiLI9Yw==",
-      "dev": true,
-      "requires": {
-        "acorn": "^6.1.1",
-        "acorn-dynamic-import": "^4.0.0",
-        "acorn-walk": "^6.1.1",
-        "xtend": "^4.0.1"
-      },
-      "dependencies": {
-        "acorn": {
-          "version": "6.1.1",
-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.1.1.tgz",
-          "integrity": "sha512-jPTiwtOxaHNaAPg/dmrJ/beuzLRnXtB0kQPQ8JpotKJgTB6rX6c8mlf315941pyjBSaPg8NHXS9fhP4u17DpGA==",
-          "dev": true
-        }
-      }
-    },
-    "acorn-walk": {
-      "version": "6.1.1",
-      "resolved": "https://registry.npmjs.org/acorn-walk/-/acorn-walk-6.1.1.tgz",
-      "integrity": "sha512-OtUw6JUTgxA2QoqqmrmQ7F2NYqiBPi/L2jqHyFtllhOUvXYQXf0Z1CYUinIfyT4bTCGmrA7gX9FvHA81uzCoVw==",
-      "dev": true
-    },
     "after": {
       "version": "0.8.2",
       "resolved": "https://registry.npmjs.org/after/-/after-0.8.2.tgz",
@@ -2352,50 +2324,6 @@
       "integrity": "sha1-2sh4dxPJlmhJ/IGAd36+nB3fO4Y=",
       "dev": true
     },
-    "asn1.js": {
-      "version": "4.10.1",
-      "resolved": "https://registry.npmjs.org/asn1.js/-/asn1.js-4.10.1.tgz",
-      "integrity": "sha512-p32cOF5q0Zqs9uBiONKYLm6BClCoBCM5O9JfeUSlnQLBTxYdTK+pW+nXflm8UkKd2UYlEbYz5qEi0JuZR9ckSw==",
-      "dev": true,
-      "requires": {
-        "bn.js": "^4.0.0",
-        "inherits": "^2.0.1",
-        "minimalistic-assert": "^1.0.0"
-      }
-    },
-    "assert": {
-      "version": "1.5.0",
-      "resolved": "https://registry.npmjs.org/assert/-/assert-1.5.0.tgz",
-      "integrity": "sha512-EDsgawzwoun2CZkCgtxJbv392v4nbk9XDD06zI+kQYoBM/3RBWLlEyJARDOmhAAosBjWACEkKL6S+lIZtcAubA==",
-      "dev": true,
-      "requires": {
-        "object-assign": "^4.1.1",
-        "util": "0.10.3"
-      },
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-          "integrity": "sha1-ixLauHjA1p4+eJEFFmKjL8a93ME=",
-          "dev": true,
-          "requires": {
-            "readable-stream": "^2.0.2"
-          }
-        }
-      }
-    },
     "stream-consume": {
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/stream-consume/-/stream-consume-0.1.1.tgz",
@@ -13394,67 +12436,12 @@
       "integrity": "sha512-b/qaq/GlBK5xaq1yrK9/zFcyRSTNxmcZwFLGSTG0mXgZl/4Z6GgiyYOXOvY7N3eEvFRAG1bkDRz5EPGSvPYQlw==",
       "dev": true
     },
-    "stream-http": {
-      "version": "2.8.3",
-      "resolved": "https://registry.npmjs.org/stream-http/-/stream-http-2.8.3.tgz",
-      "integrity": "sha512-+TSkfINHDo4J+ZobQLWiMouQYB+UVYFttRA94FpEzzJ7ZdqcL4uUUQ7WkdkI4DSozGmgBUE/a47L+38PenXhUw==",
-      "dev": true,
-      "requires": {
-        "builtin-status-codes": "^3.0.0",
-        "inherits": "^2.0.1",
-        "readable-stream": "^2.3.6",
-        "to-arraybuffer": "^1.0.0",
-        "xtend": "^4.0.0"
-      },
-      "dependencies": {
-        "process-nextick-args": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.0.tgz",
-          "integrity": "sha512-MtEC1TqN0EU5nephaJ4rAtThHtC86dNN9qCuEhtshvpVBkAW5ZO7BASN9REnF9eoXGcRub+pFuKEpOHE+HbEMw==",
-          "dev": true
-        },
-        "readable-stream": {
-          "version": "2.3.6",
-          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
-          "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
-          "dev": true,
-          "requires": {
-            "core-util-is": "~1.0.0",
-            "inherits": "~2.0.3",
-            "isarray": "~1.0.0",
-            "process-nextick-args": "~2.0.0",
-            "safe-buffer": "~5.1.1",
-            "string_decoder": "~1.1.1",
-            "util-deprecate": "~1.0.1"
-          }
-        },
-        "string_decoder": {
-          "version": "1.1.1",
-          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
-          "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
-          "dev": true,
-          "requires": {
-            "safe-buffer": "~5.1.0"
-          }
-        }
-      }
-    },
     "stream-shift": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/stream-shift/-/stream-shift-1.0.0.tgz",
       "integrity": "sha1-1cdSgl5TZ+eG944Y5EXqIjoVWVI=",
       "dev": true
     },
-    "stream-splicer": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/stream-splicer/-/stream-splicer-2.0.1.tgz",
-      "integrity": "sha512-Xizh4/NPuYSyAXyT7g8IvdJ9HJpxIGL9PjyhtywCZvvP0OPIdqyrr4dMikeuvY8xahpdKEBlBTySe583totajg==",
-      "dev": true,
-      "requires": {
-        "inherits": "^2.0.1",
-        "readable-stream": "^2.0.2"
-      }
-    },
     "string-length": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/string-length/-/string-length-0.1.2.tgz",
@@ -13568,23 +12555,6 @@
       "integrity": "sha1-PFMZQukIwml8DsNEhYwobHygpgo=",
       "dev": true
     },
-    "subarg": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/subarg/-/subarg-1.0.0.tgz",
-      "integrity": "sha1-9izxdYHplrSPyWVpn1TAauJouNI=",
-      "dev": true,
-      "requires": {
-        "minimist": "^1.1.0"
-      },
-      "dependencies": {
-        "minimist": {
-          "version": "1.2.0",
-          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
-          "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
-          "dev": true
-        }
-      }
-    },
     "supports-color": {
       "version": "3.2.3",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-3.2.3.tgz",
@@ -13604,15 +12574,6 @@
         "es6-symbol": "^3.1.1"
       }
     },
-    "syntax-error": {
-      "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/syntax-error/-/syntax-error-1.4.0.tgz",
-      "integrity": "sha512-YPPlu67mdnHGTup2A8ff7BC2Pjq0e0Yp/IyTFN03zWO0RcK07uLcbi7C2KpGR2FvWbaB0+bfE27a+sBKebSo7w==",
-      "dev": true,
-      "requires": {
-        "acorn-node": "^1.2.0"
-      }
-    },
     "tar-fs": {
       "version": "0.5.2",
       "resolved": "https://registry.npmjs.org/tar-fs/-/tar-fs-0.5.2.tgz",
@@ -13721,15 +12682,6 @@
       "integrity": "sha1-dkpaEa9QVhkhsTPztE5hhofg9cM=",
       "dev": true
     },
-    "timers-browserify": {
-      "version": "1.4.2",
-      "resolved": "https://registry.npmjs.org/timers-browserify/-/timers-browserify-1.4.2.tgz",
-      "integrity": "sha1-ycWLV1voQHN1y14kYtrO50NZ9B0=",
-      "dev": true,
-      "requires": {
-        "process": "~0.11.0"
-      }
-    },
     "timers-ext": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/timers-ext/-/timers-ext-0.1.2.tgz",
@@ -13773,12 +12725,6 @@
       "integrity": "sha1-F+bBH3PdTz10zaek/zI46a2b+JA=",
       "dev": true
     },
-    "to-arraybuffer": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/to-arraybuffer/-/to-arraybuffer-1.0.1.tgz",
-      "integrity": "sha1-fSKbH8xjfkZsoIEYCDanqr/4P0M=",
-      "dev": true
-    },
     "to-fast-properties": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/to-fast-properties/-/to-fast-properties-2.0.0.tgz",
@@ -13889,12 +12835,6 @@
       "integrity": "sha512-4krF8scpejhaOgqzBEcGM7yDIEfi0/8+8zDRZhNZZ2kjmHJ4hv3zCbQWxoJGz1iw5U0Jl0nma13xzHXcncMavQ==",
       "dev": true
     },
-    "tty-browserify": {
-      "version": "0.0.1",
-      "resolved": "https://registry.npmjs.org/tty-browserify/-/tty-browserify-0.0.1.tgz",
-      "integrity": "sha512-C3TaO7K81YvjCgQH9Q1S3R3P3BtN3RIM8n+OvX4il1K1zgE8ZhI0op7kClgkxtutIE8hQrcrHBXvIheqKUUCxw==",
-      "dev": true
-    },
     "tunnel-agent": {
       "version": "0.4.3",
       "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.4.3.tgz",
@@ -13982,31 +12922,12 @@
       "integrity": "sha1-rOEWq1V80Zc4ak6I9GhTeMiy5Po=",
       "dev": true
     },
-    "umd": {
-      "version": "3.0.3",
-      "resolved": "https://registry.npmjs.org/umd/-/umd-3.0.3.tgz",
-      "integrity": "sha512-4IcGSufhFshvLNcMCV80UnQVlZ5pMOC8mvNPForqwA4+lzYQuetTESLDQkeLmihq8bRcnpbQa48Wb8Lh16/xow==",
-      "dev": true
-    },
     "unc-path-regex": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/unc-path-regex/-/unc-path-regex-0.1.2.tgz",
       "integrity": "sha1-5z3T17DXxe2G+6xrCufYxqadUPo=",
       "dev": true
     },
-    "undeclared-identifiers": {
-      "version": "1.1.3",
-      "resolved": "https://registry.npmjs.org/undeclared-identifiers/-/undeclared-identifiers-1.1.3.tgz",
-      "integrity": "sha512-pJOW4nxjlmfwKApE4zvxLScM/njmwj/DiUBv7EabwE4O8kRUy+HIwxQtZLBPll/jx1LJyBcqNfB3/cpv9EZwOw==",
-      "dev": true,
-      "requires": {
-        "acorn-node": "^1.3.0",
-        "dash-ast": "^1.0.0",
-        "get-assigned-identifiers": "^1.2.0",
-        "simple-concat": "^1.0.0",
-        "xtend": "^4.0.1"
-      }
-    },
     "underscore": {
       "version": "1.8.3",
       "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.8.3.tgz",
@@ -14277,24 +13198,6 @@
       "integrity": "sha1-2pN/emLiH+wf0Y1Js1wpNQZ6bHI=",
       "dev": true
     },
-    "url": {
-      "version": "0.11.0",
-      "resolved": "https://registry.npmjs.org/url/-/url-0.11.0.tgz",
-      "integrity": "sha1-ODjpfPxgUh63PFJajlW/3Z4uKPE=",
-      "dev": true,
-      "requires": {
-        "punycode": "1.3.2",
-        "querystring": "0.2.0"
-      },
-      "dependencies": {
-        "punycode": {
-          "version": "1.3.2",
-          "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.3.2.tgz",
-          "integrity": "sha1-llOgNvt8HuQjQvIyXM7v6jkmxI0=",
-          "dev": true
-        }
-      }
-    },
     "use": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/use/-/use-3.1.1.tgz",
@@ -14317,15 +13220,6 @@
         "tmp": "0.0.x"
       }
     },
-    "util": {
-      "version": "0.10.4",
-      "resolved": "https://registry.npmjs.org/util/-/util-0.10.4.tgz",
-      "integrity": "sha512-0Pm9hTQ3se5ll1XihRic3FDIku70C+iHUdT/W926rSgHV5QgXsYbKZN8MSC3tJtSkhuROzvsQjAaFENRXr+19A==",
-      "dev": true,
-      "requires": {
-        "inherits": "2.0.3"
-      }
-    },
     "util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
@@ -14458,50 +13352,6 @@
         }
       }
     },
-    "vinyl-source-stream": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/vinyl-source-stream/-/vinyl-source-stream-2.0.0.tgz",
-      "integrity": "sha1-84pa+53R6Ttl1VBGmsYYKsT1S44=",
-      "dev": true,
-      "requires": {
-        "through2": "^2.0.3",
-        "vinyl": "^2.1.0"
-      },
-      "dependencies": {
-        "clone": {
-          "version": "2.1.2",
-          "resolved": "https://registry.npmjs.org/clone/-/clone-2.1.2.tgz",
-          "integrity": "sha1-G39Ln1kfHo+DZwQBYANFoCiHQ18=",
-          "dev": true
-        },
-        "clone-stats": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/clone-stats/-/clone-stats-1.0.0.tgz",
-          "integrity": "sha1-s3gt/4u1R04Yuba/D9/ngvh3doA=",
-          "dev": true
-        },
-        "replace-ext": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/replace-ext/-/replace-ext-1.0.0.tgz",
-          "integrity": "sha1-3mMSg3P8v3w8z6TeWkgMRaZ5WOs=",
-          "dev": true
-        },
-        "vinyl": {
-          "version": "2.2.0",
-          "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-2.2.0.tgz",
-          "integrity": "sha512-MBH+yP0kC/GQ5GwBqrTPTzEfiiLjta7hTtvQtbxBgTeSXsmKQRQecjibMbxIXzVT3Y9KJK+drOz1/k+vsu8Nkg==",
-          "dev": true,
-          "requires": {
-            "clone": "^2.1.1",
-            "clone-buffer": "^1.0.0",
-            "clone-stats": "^1.0.0",
-            "cloneable-readable": "^1.0.0",
-            "remove-trailing-separator": "^1.0.1",
-            "replace-ext": "^1.0.0"
-          }
-        }
-      }
-    },
     "vinyl-sourcemap": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/vinyl-sourcemap/-/vinyl-sourcemap-1.1.0.tgz",
@@ -14560,12 +13410,6 @@
         "source-map": "^0.5.1"
       }
     },
-    "vm-browserify": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/vm-browserify/-/vm-browserify-1.1.0.tgz",
-      "integrity": "sha512-iq+S7vZJE60yejDYM0ek6zg308+UZsdtPExWP9VZoCFCz1zkJoXFnAX7aZfd/ZwrkidzdUZL0C/ryW+JwAiIGw==",
-      "dev": true
-    },
     "void-elements": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/void-elements/-/void-elements-2.0.1.tgz",
diff --git a/package.json b/package.json
index 1373f043..d747a789 100644
--- a/package.json
+++ b/package.json
@@ -20,8 +20,6 @@
   },
   "homepage": "https://github.com/flot/flot#readme",
   "devDependencies": {
-    "babelify": "~10.0.0",
-    "browserify": "~16.2.3",
     "@babel/cli": "^7.2.3",
     "@babel/core": "^7.4.0",
     "@babel/plugin-external-helpers": "^7.2.0",
@@ -35,7 +33,6 @@
     "gulp-uglify": "^3.0.0",
     "jasmine-core": "~2.7.0",
     "karma": "^1.3.0",
-    "karma-browserify": "^6.0.0",
     "karma-chrome-launcher": "^2.0.0",
     "karma-coverage": "^1.1.2",
     "karma-coveralls": "^1.1.2",
@@ -49,10 +46,7 @@
     "karma-spec-reporter": "0.0.32",
     "ljs": "^0.3.2",
     "tmp": "0.0.33",
-    "vinyl-source-stream": "~2.0.0",
     "webcharts-development-settings": "^1.0.9"
   },
-  "dependencies": {
-    "regenerator-runtime": "~0.13.2"
-  }
+  "dependencies": {}
 }
diff --git a/source/getCORSCss.js b/source/getCORSCss.js
deleted file mode 100644
index aa0db93b..00000000
--- a/source/getCORSCss.js
+++ /dev/null
@@ -1,92 +0,0 @@
-import "regenerator-runtime/runtime";
-/**
- * Detect if document already has a "crossOrigin" link in document, in order to not creating same link multiple times .
- * @param {Object} document means current document element.
- * @param {String} link A href string which not set "crossOrigin" attr and is CORS compared to current domain.
- * @returns {Boolean} A boolean that returns true if the link already set "crossOrigin" attr, or false if not.
- */
-function isCrossOriginEnabledForLink(document, link) {
-    for (let i = 0; i < document.styleSheets.length; i++) {
-        if (document.styleSheets[i].href === link && document.styleSheets[i].ownerNode.crossOrigin) {
-            return true;
-        }
-    }
-    return false;
-}
-
-/**
- * Get origin CORS link and its parent.
- * @param {Object} document means current document element.
- * @param {String} link A href string which not set "crossOrigin" attr and is CORS compared to current domain.
- * @returns {Object} A object that returns origin link and its parent
- */
-function getCrossOriginLinkAndParent(document, link) {
-    const linkList = document.getElementsByTagName('link');
-
-    for (let i = 0; i < linkList.length; i++) {
-        if (linkList[i].href === link && !linkList[i].crossOrigin) {
-            return {
-                parentNode: linkList[i].parentElement,
-                node: linkList[i],
-            };
-        }
-    }
-}
-
-const promiseMap = new Map();
-/**
- * Create a new link element which is CORS and set crossOrigin attribute.
- * @param {Object} document which is current document element.
- * @param {String} link A href string which not set "crossOrigin" attr and is CORS compared to current domain.
- * @returns {Promise} A promise that resolves to load a new link element in document.
- */
-function enableCrossOriginOnLinkAsync(document, link) {
-    if (!promiseMap.has(link) && !isCrossOriginEnabledForLink(document, link)) {
-        const linkPromise = new Promise((resolve, reject) => {
-            const newLink = document.createElement('link');
-            newLink.rel = 'stylesheet';
-            newLink.href = link;
-            newLink.crossOrigin = 'anonymous';
-            const linkBundle = getCrossOriginLinkAndParent(document, link);
-            newLink.onload = function() {
-                promiseMap.delete(link);
-                linkBundle.node.remove();
-                resolve();
-            };
-            newLink.onerror = function() {
-                reject();
-            };
-            linkBundle.parentNode.insertBefore(newLink, linkBundle.node);
-        });
-        promiseMap.set(link, linkPromise);
-        return linkPromise;
-    }
-    return promiseMap.get(link);
-}
-
-export const getCrossDomainCSSRules = async function(document) {
-    const rulesList = [];
-    for (let i = 0; i < document.styleSheets.length; i++) {
-        // in Chrome, the external CSS files are empty when the page is directly loaded from disk
-        let rules = [];
-        try {
-            rules = document.styleSheets[i].cssRules;
-            if (rules === null
-                && document.styleSheets[i].href
-                && !document.styleSheets[i].href.includes(document.styleSheets[i].ownerNode.baseURI)
-                && !document.styleSheets[i].ownerNode.crossOrigin) {
-                rules = [];
-                //On Safari, the CORS cssRule Exception will be ignored and return null, so we manually throw the exception for Safari to keep align with other browsers
-                throw new DOMException("Failed to read the 'cssRules' property from 'CSSStyleSheet': Cannot access rules", 'SecurityError');
-            }
-        } catch (err) {
-            await enableCrossOriginOnLinkAsync(document, document.styleSheets[i].href);
-            i--;
-        }
-        for (let j = 0; j < rules.length; j++) {
-            const rule = rules[j];
-            rulesList.push(rule.cssText);
-        }
-    }
-    return rulesList;
-};
\ No newline at end of file
diff --git a/source/jquery.flot.composeImages.js b/source/jquery.flot.composeImages.js
index f4038789..a3d6fe6a 100644
--- a/source/jquery.flot.composeImages.js
+++ b/source/jquery.flot.composeImages.js
@@ -1,5 +1,3 @@
-import regeneratorRuntime from "regenerator-runtime";
-import {getCrossDomainCSSRules} from "./getCORSCss";
 /** ## jquery.flot.composeImages.js
 
 This plugin is used to expose a function used to overlap several canvases and
@@ -111,6 +109,20 @@ temporary images load their data.
         img.src = canvas.toDataURL('image/png');
     }
 
+    function getCSSRules(document) {
+        var styleSheets = document.styleSheets,
+            rulesList = [];
+        for (var i = 0; i < styleSheets.length; i++) {
+            // in Chrome, the external CSS files are empty when the page is directly loaded from disk
+            var rules = styleSheets[i].cssRules || [];
+            for (var j = 0; j < rules.length; j++) {
+                var rule = rules[j];
+                rulesList.push(rule.cssText);
+            }
+        }
+        return rulesList;
+    }
+
     function embedCSSRulesInSVG(rules, svg) {
         var text = [
             '<svg class="snapshot ' + svg.classList + '" width="' + svg.width.baseVal.value * pixelRatio + '" height="' + svg.height.baseVal.value * pixelRatio + '" viewBox="0 0 ' + svg.width.baseVal.value + ' ' + svg.height.baseVal.value + '" xmlns="http://www.w3.org/2000/svg">',
@@ -125,8 +137,8 @@ temporary images load their data.
         return text;
     }
 
-    async function copySVGToImgMostBrowsers(svg, img) {
-        var rules = await getCrossDomainCSSRules(document),
+    function copySVGToImgMostBrowsers(svg, img) {
+        var rules = getCSSRules(document),
             source = embedCSSRulesInSVG(rules, svg);
 
         source = patchSVGSource(source);
@@ -137,7 +149,7 @@ temporary images load their data.
         img.src = url;
     }
 
-    async function copySVGToImgSafari(svg, img) {
+    function copySVGToImgSafari(svg, img) {
         // Use this method to convert a string buffer array to a binary string.
         // Do so by breaking up large strings into smaller substrings; this is necessary to avoid the
         // "maximum call stack size exceeded" exception that can happen when calling 'String.fromCharCode.apply'
@@ -153,7 +165,7 @@ temporary images load their data.
             return binaryString;
         };
 
-        var rules = await getCrossDomainCSSRules(document),
+        var rules = getCSSRules(document),
             source = embedCSSRulesInSVG(rules, svg),
             data,
             utf8BinaryString;
diff --git a/source/jquery.flot.fillbetween.js b/source/jquery.flot.fillbetween.js
index c730aaa7..96cb2928 100644
--- a/source/jquery.flot.fillbetween.js
+++ b/source/jquery.flot.fillbetween.js
@@ -61,10 +61,10 @@ jquery.flot.stack.js plugin, possibly some code could be shared.
                 return;
             }
             
-            var format = datapoints.format;
+            format = datapoints.format;
             var plotHasId = function(id) {
                 var plotData = plot.getData();
-                for (var i = 0; i < plotData.length; i++) {
+                for (i = 0; i < plotData.length; i++) {
                     if (plotData[i].id === id) {
                         return true;
                     }
diff --git a/tests/corscss.css b/tests/corscss.css
deleted file mode 100644
index 7600f094..00000000
--- a/tests/corscss.css
+++ /dev/null
@@ -1,5 +0,0 @@
-/* Used in a test from getCORSCss.Test. */
-circle.FakeCORSCss {
-    stroke: whitesmoke;
-    stroke-width: 4px;
-}
diff --git a/tests/getCORSCss.Test.js b/tests/getCORSCss.Test.js
deleted file mode 100644
index 4df0f614..00000000
--- a/tests/getCORSCss.Test.js
+++ /dev/null
@@ -1,16 +0,0 @@
-/* eslint-disable */
-import {getCrossDomainCSSRules} from '../source/getCORSCss.js';
-describe("getCrossDomainCSSRules", function() {
-    it('should getCrossDomainCSSRules set new CORS link correctly', async function () {
-        // document.styleSheets[2] href based on http://localhost:9876/base/tests/corscss.css?
-        spyOnProperty(document.styleSheets[2], 'cssRules').and.callFake(() => {
-            throw new DOMException("Failed to read the 'cssRules' property from 'CSSStyleSheet': Cannot access rules", 'SecurityError');
-        });
-        expect(() => {document.styleSheets[2].cssRules;}).toThrow(new DOMException("Failed to read the 'cssRules' property from 'CSSStyleSheet': Cannot access rules", 'SecurityError'));
-        const styleSheetsCount = document.styleSheets.length;
-        await getCrossDomainCSSRules(document);
-        expect(document.styleSheets[2].ownerNode.crossOrigin).toBe('anonymous'); // should set crossOrigin attr successfully.
-        expect(document.styleSheets[0].ownerNode.crossOrigin).toBeNull(); //should not change if no exception threw.
-        expect(document.styleSheets.length).toBe(styleSheetsCount); // the styleSheets length should be same after getCrossDomainCSSRules invoked.
-    });
-});