Image Capture: add idlharness WPT

[chromium-wpt-export-bot]

IDL copy-pasted from
https://w3c.github.io/mediacapture-image/#idl-index

BUG=706434

Review-Url: https://codereview.chromium.org/2847333002
Cr-Commit-Position: refs/heads/master@{#468833}

[jeffcarp]

It seems Travis did not get the memo

[w3c-bots]

View the complete job log.

Firefox (nightly channel)

Testing web-platform-tests at revision 373abc4
Using browser at version BuildID 20170502100421; SourceStamp 48c0fd9c9ec5d68061ea7b59358874ae8da72572
Starting 10 test iterations
All results were stable

All results

1 test ran

/mediacapture-image/idlharness.html

Subtest	Results	Messages
	OK
Image Capture IDL test	FAIL	ReferenceError: ImageCapture is not defined

[w3c-bots]

View the complete job log.

Chrome (unstable channel)

Testing web-platform-tests at revision 373abc4
Using browser at version 60.0.3080.5 dev
Starting 10 test iterations
All results were stable

All results

1 test ran

/mediacapture-image/idlharness.html

Subtest	Results	Messages
	OK
ImageCapture interface: existence and properties of interface object	PASS
ImageCapture interface object length	PASS
ImageCapture interface object name	PASS
ImageCapture interface: existence and properties of interface prototype object	PASS
ImageCapture interface: existence and properties of interface prototype object's "constructor" property	PASS
ImageCapture interface: operation takePhoto(PhotoSettings)	FAIL	assert_throws: calling operation with this = null didn't throw TypeError function "function () {\n fn.apply(obj, args);\n }" did not throw
ImageCapture interface: operation getPhotoCapabilities()	FAIL	assert_throws: calling operation with this = null didn't throw TypeError function "function () {\n fn.apply(obj, args);\n }" did not throw
ImageCapture interface: operation grabFrame()	FAIL	assert_throws: calling operation with this = null didn't throw TypeError function "function () {\n fn.apply(obj, args);\n }" did not throw
ImageCapture interface: attribute track	PASS
PhotoCapabilities interface: existence and properties of interface object	PASS
PhotoCapabilities interface object length	PASS
PhotoCapabilities interface object name	PASS
PhotoCapabilities interface: existence and properties of interface prototype object	PASS
PhotoCapabilities interface: existence and properties of interface prototype object's "constructor" property	PASS
PhotoCapabilities interface: attribute redEyeReduction	PASS
PhotoCapabilities interface: attribute imageHeight	PASS
PhotoCapabilities interface: attribute imageWidth	PASS
PhotoCapabilities interface: attribute fillLightMode	PASS
MediaSettingsRange interface: existence and properties of interface object	PASS
MediaSettingsRange interface object length	PASS
MediaSettingsRange interface object name	PASS
MediaSettingsRange interface: existence and properties of interface prototype object	PASS
MediaSettingsRange interface: existence and properties of interface prototype object's "constructor" property	PASS
MediaSettingsRange interface: attribute max	PASS
MediaSettingsRange interface: attribute min	PASS
MediaSettingsRange interface: attribute step	PASS