Move MediaStream and MediaStreamTrack implementation from modules/mediastream to core/mediastream.

Source/core/core.gypi

 {
     'includes': [
       'core_generated.gypi',
     ],
     'variables': {
         # Files for which bindings (.cpp and .h files) will be generated
         'core_idl_files': [
             'animation/Animation.idl',
             'animation/AnimationEffect.idl',
             'animation/AnimationPlayer.idl',
@@ skipping 267 matching lines @@
             'html/track/VideoTrack.idl',
             'html/track/VideoTrackList.idl',
             'html/track/vtt/VTTCue.idl',
             'html/track/vtt/VTTRegion.idl',
             'html/track/vtt/VTTRegionList.idl',
             'inspector/InjectedScriptHost.idl',
             'inspector/InspectorFrontendHost.idl',
             'inspector/InspectorOverlayHost.idl',
             'inspector/JavaScriptCallFrame.idl',
             'loader/appcache/ApplicationCache.idl',
+            'mediastream/MediaDeviceInfo.idl',
+            'mediastream/MediaDeviceInfoCallback.idl',
+            'mediastream/MediaStream.idl',
+            'mediastream/MediaStreamEvent.idl',
+            'mediastream/MediaStreamTrack.idl',
+            'mediastream/MediaStreamTrackEvent.idl',
+            'mediastream/MediaStreamTrackSourcesCallback.idl',
+            'mediastream/NavigatorUserMediaError.idl',
+            'mediastream/NavigatorUserMediaErrorCallback.idl',
+            'mediastream/NavigatorUserMediaSuccessCallback.idl',
+            'mediastream/SourceInfo.idl',
             'page/EventSource.idl',
             'page/PagePopupController.idl',
             'plugins/MimeType.idl',
             'plugins/MimeTypeArray.idl',
             'plugins/Plugin.idl',
             'plugins/PluginArray.idl',
             'storage/Storage.idl',
             'storage/StorageEvent.idl',
             'streams/ReadableStream.idl',
             'streams/Stream.idl',
@@ skipping 182 matching lines @@
             'frame/NavigatorLanguage.idl',
             'frame/NavigatorOnLine.idl',
             'frame/WindowBase64.idl',
             'frame/WindowEventHandlers.idl',
             'frame/WindowTimers.idl',
             'html/canvas/CanvasPathMethods.idl',
             'html/canvas/MouseEventHitRegion.idl',
             'html/canvas/WebGLRenderingContextBase.idl',
             'imagebitmap/ImageBitmapFactories.idl',
             'imagebitmap/WindowImageBitmapFactories.idl',
+            'mediastream/NavigatorMediaStream.idl',
+            'mediastream/URLMediaStream.idl',
+            'mediastream/WindowMediaStream.idl',
             'page/WindowPagePopup.idl',
             'svg/SVGDocument.idl',
             'svg/SVGFilterPrimitiveStandardAttributes.idl',
             'svg/SVGFitToViewBox.idl',
             'svg/SVGTests.idl',
             'svg/SVGURIReference.idl',
             'svg/SVGZoomAndPan.idl',
             'workers/AbstractWorker.idl',
             'xml/DocumentXMLTreeViewer.idl',
             'xml/DocumentXPathEvaluator.idl',
@@ skipping 25 matching lines @@
             'events/SecurityPolicyViolationEvent.idl',
             'events/TextEvent.idl',
             'events/TouchEvent.idl',
             'events/TransitionEvent.idl',
             'events/UIEvent.idl',
             'events/WebKitAnimationEvent.idl',
             'events/WheelEvent.idl',
             'html/MediaKeyEvent.idl',
             'html/canvas/WebGLContextEvent.idl',
             'html/track/TrackEvent.idl',
+            'mediastream/MediaStreamEvent.idl',
+            'mediastream/MediaStreamTrackEvent.idl',
             'storage/StorageEvent.idl',
             'svg/SVGZoomEvent.idl',
             'xml/XMLHttpRequestProgressEvent.idl',
         ],
         'webcore_files': [
             'Init.cpp',
             'Init.h',
             'accessibility/AXARIAGrid.cpp',
             'accessibility/AXARIAGrid.h',
             'accessibility/AXARIAGridCell.cpp',
@@ skipping 878 matching lines @@
             'loader/WorkerLoaderClientBridge.cpp',
             'loader/WorkerLoaderClientBridge.h',
             'loader/WorkerLoaderClientBridgeSyncHelper.cpp',
             'loader/WorkerLoaderClientBridgeSyncHelper.h',
             'loader/WorkerThreadableLoader.cpp',
             'loader/WorkerThreadableLoader.h',
             'loader/appcache/ApplicationCache.cpp',
             'loader/appcache/ApplicationCache.h',
             'loader/appcache/ApplicationCacheHost.cpp',
             'loader/appcache/ApplicationCacheHost.h',
+            'mediastream/MediaConstraintsImpl.cpp',
+            'mediastream/MediaConstraintsImpl.h',
+            'mediastream/MediaDeviceInfo.cpp',
+            'mediastream/MediaDeviceInfo.h',
+            'mediastream/MediaDeviceInfoCallback.h',
+            'mediastream/MediaDevicesRequest.cpp',
+            'mediastream/MediaDevicesRequest.h',
+            'mediastream/MediaStream.cpp',
+            'mediastream/MediaStream.h',
+            'mediastream/MediaStreamEvent.cpp',
+            'mediastream/MediaStreamEvent.h',
+            'mediastream/MediaStreamRegistry.cpp',
+            'mediastream/MediaStreamRegistry.h',
+            'mediastream/MediaStreamTrack.cpp',
+            'mediastream/MediaStreamTrack.h',
+            'mediastream/MediaStreamTrackEvent.cpp',
+            'mediastream/MediaStreamTrackEvent.h',
+            'mediastream/MediaStreamTrackSourcesCallback.h',
+            'mediastream/MediaStreamTrackSourcesRequestImpl.cpp',
+            'mediastream/MediaStreamTrackSourcesRequestImpl.h',
+            'mediastream/NavigatorMediaStream.cpp',
+            'mediastream/NavigatorMediaStream.h',
+            'mediastream/NavigatorUserMediaError.cpp',
+            'mediastream/NavigatorUserMediaError.h',
+            'mediastream/NavigatorUserMediaErrorCallback.h',
+            'mediastream/NavigatorUserMediaSuccessCallback.h',
+            'mediastream/SourceInfo.cpp',
+            'mediastream/SourceInfo.h',
+            'mediastream/URLMediaStream.cpp',
+            'mediastream/URLMediaStream.h',
+            'mediastream/UserMediaClient.h',
+            'mediastream/UserMediaController.cpp',
+            'mediastream/UserMediaController.h',
+            'mediastream/UserMediaRequest.cpp',
+            'mediastream/UserMediaRequest.h',
             'page/AutoscrollController.cpp',
             'page/AutoscrollController.h',
             'page/BackForwardClient.h',
             'page/Chrome.cpp',
             'page/ContextMenuController.cpp',
             'page/ContextMenuProvider.h',
             'page/CreateWindow.cpp',
             'page/CreateWindow.h',
             'page/CustomContextMenuProvider.cpp',
             'page/CustomContextMenuProvider.h',
@@ skipping 2163 matching lines @@
             'rendering/shapes/BoxShapeTest.cpp',
             'rendering/style/OutlineValueTest.cpp',
             'testing/PrivateScriptTestTest.cpp',
             'streams/ReadableStreamTest.cpp',
             'testing/UnitTestHelpers.cpp',
             'testing/UnitTestHelpers.h',
             'xml/parser/SharedBufferReaderTest.cpp',
         ],
     }
 }