Implement new custom elements registration to allow updates

lib/minimap-element.coffee

@@ -1,6 +1,6 @@
 {debounce} = require 'underscore-plus'
 {CompositeDisposable, Disposable} = require 'atom'
-{EventsDelegation, AncestorsMethods} = require 'atom-utils'
+{registerOrUpdateElement, EventsDelegation, AncestorsMethods} = require 'atom-utils'
 DOMStylesReader = require './mixins/dom-styles-reader'
 CanvasDrawer = require './mixins/canvas-drawer'
 
@@ -18,7 +18,7 @@ MinimapQuickSettingsElement = null
 #
 # Note that most interactions with the Minimap package is done through the
 # {Minimap} model so you should never have to access {MinimapElement} instances.
-class MinimapElement extends HTMLElement
+class MinimapElement
   DOMStylesReader.includeInto(this)
   CanvasDrawer.includeInto(this)
   EventsDelegation.includeInto(this)
@@ -698,7 +698,8 @@ class MinimapElement extends HTMLElement
 #    ##       ##       ##       ##     ## ##       ##   ###    ##
 #    ######## ######## ######## ##     ## ######## ##    ##    ##
 
-module.exports = MinimapElement = document.registerElement 'atom-text-editor-minimap', prototype: MinimapElement.prototype
+module.exports =
+MinimapElement = registerOrUpdateElement 'atom-text-editor-minimap', MinimapElement.prototype
 
 # Public: The method that registers the {MinimapElement} factory in the
 # `atom.views` registry with the passed-in model.

lib/minimap-plugin-generator-element.coffee

@@ -3,11 +3,12 @@ fs = require 'fs-plus'
 path = require 'path'
 {TextEditor, BufferedProcess} = require 'atom'
 {CompositeDisposable} = require 'event-kit'
+{registerOrUpdateElement} = require 'atom-utils'
 
 # Internal: The {MinimapPluginGeneratorElement} is used whenever the user
 # triggers the `minimap:generate-plugin` command.
 module.exports =
-class MinimapPluginGeneratorElement extends HTMLElement
+class MinimapPluginGeneratorElement
   previouslyFocusedElement: null
   mode: null
 
@@ -127,7 +128,8 @@ class MinimapPluginGeneratorElement extends HTMLElement
     new BufferedProcess({command, args, exit, options})
 
 
-module.exports = MinimapPluginGeneratorElement = document.registerElement 'minimap-plugin-generator', prototype: MinimapPluginGeneratorElement.prototype
+module.exports =
+MinimapPluginGeneratorElement = registerOrUpdateElement 'minimap-plugin-generator', MinimapPluginGeneratorElement.prototype
 
 atom.commands.add 'minimap-plugin-generator', {
   'core:confirm': -> @confirm()

lib/minimap-quick-settings-element.coffee

@@ -1,12 +1,11 @@
-{EventsDelegation, SpacePenDSL} = require 'atom-utils'
+{registerOrUpdateElement, EventsDelegation, SpacePenDSL} = require 'atom-utils'
 {CompositeDisposable, Emitter} = require 'event-kit'
 
 Main = require './main'
 
 # Internal: The {MinimapQuickSettingsElement} class is used to display
 # the Minimap quick settings when clicking on the corresponding button.
-module.exports =
-class MinimapQuickSettingsElement extends HTMLElement
+class MinimapQuickSettingsElement
   SpacePenDSL.includeInto(this)
   EventsDelegation.includeInto(this)
 
@@ -155,4 +154,5 @@ class MinimapQuickSettingsElement extends HTMLElement
   deactivateItem: (name, plugin) ->
     @plugins[name].classList.remove('active')
 
-module.exports = MinimapQuickSettingsElement = document.registerElement 'minimap-quick-settings', prototype: MinimapQuickSettingsElement.prototype
+module.exports =
+MinimapQuickSettingsElement = registerOrUpdateElement 'minimap-quick-settings', MinimapQuickSettingsElement.prototype