Media Remoting: Add interstitial elements to media element shadow dom.

third_party/WebKit/Source/modules/accessibility/AXMediaControls.cpp

 /*
  * Copyright (C) 2009 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 68 matching lines @@
     case kMediaVolumeSliderThumb:
     case kMediaExitFullscreenButton:
     case kMediaOverlayPlayButton:
     case kMediaCastOffButton:
     case kMediaCastOnButton:
     case kMediaOverlayCastOffButton:
     case kMediaOverlayCastOnButton:
     case kMediaOverflowButton:
     case kMediaOverflowList:
     case kMediaDownloadButton:
+    case kMediaRemotingCastIcon:
       return new AccessibilityMediaControl(layout_object, ax_object_cache);
   }
 
   NOTREACHED();
   return new AccessibilityMediaControl(layout_object, ax_object_cache);
 }
 
 MediaControlElementType AccessibilityMediaControl::ControlType() const {
   if (!GetLayoutObject() || !GetLayoutObject()->GetNode())
     return kMediaTimelineContainer;  // Timeline container is not accessible.
@@ skipping 46 matching lines @@
     case kMediaTrackSelectionCheckmark:
     case kMediaControlsPanel:
     case kMediaVolumeSliderContainer:
     case kMediaVolumeSlider:
     case kMediaVolumeSliderThumb:
     case kMediaOverflowList:
       return QueryString(WebLocalizedString::kAXMediaDefault);
     case kMediaSlider:
       NOTREACHED();
       return QueryString(WebLocalizedString::kAXMediaDefault);
+    case kMediaRemotingCastIcon:
+      return QueryString(WebLocalizedString::kAXMediaRemotingCastIcon);
   }
 
   NOTREACHED();
   return QueryString(WebLocalizedString::kAXMediaDefault);
 }
 
 String AccessibilityMediaControl::Description(
     AXNameFrom name_from,
     AXDescriptionFrom& description_from,
     AXObjectVector* description_objects) const {
@@ skipping 36 matching lines @@
     case kMediaControlsPanel:
     case kMediaVolumeSliderContainer:
     case kMediaVolumeSlider:
     case kMediaVolumeSliderThumb:
     case kMediaOverflowList:
     case kMediaDownloadButton:
       return QueryString(WebLocalizedString::kAXMediaDefault);
     case kMediaSlider:
       NOTREACHED();
       return QueryString(WebLocalizedString::kAXMediaDefault);
+    case kMediaRemotingCastIcon:
+      return QueryString(WebLocalizedString::kAXMediaRemotingCastIcon);
   }
 
   NOTREACHED();
   return QueryString(WebLocalizedString::kAXMediaDefault);
 }
 
 bool AccessibilityMediaControl::ComputeAccessibilityIsIgnored(
     IgnoredReasons* ignored_reasons) const {
   if (!layout_object_ || !layout_object_->Style() ||
       layout_object_->Style()->Visibility() != EVisibility::kVisible ||
@@ skipping 13 matching lines @@
     case kMediaPauseButton:
     case kMediaShowClosedCaptionsButton:
     case kMediaHideClosedCaptionsButton:
     case kMediaOverlayPlayButton:
     case kMediaOverlayCastOffButton:
     case kMediaOverlayCastOnButton:
     case kMediaOverflowButton:
     case kMediaDownloadButton:
     case kMediaCastOnButton:
     case kMediaCastOffButton:
+    case kMediaRemotingCastIcon:
       return kButtonRole;
 
     case kMediaTimelineContainer:
     case kMediaVolumeSliderContainer:
     case kMediaTextTrackList:
     case kMediaOverflowList:
       return kGroupRole;
 
     case kMediaControlsPanel:
     case kMediaCurrentTimeDisplay:
@@ skipping 133 matching lines @@
   if (!layout_object_ || !layout_object_->GetNode())
     return String();
 
   MediaControlTimeDisplayElement* element =
       static_cast<MediaControlTimeDisplayElement*>(layout_object_->GetNode());
   float time = element->CurrentValue();
   return LocalizedMediaTimeDescription(fabsf(time));
 }
 
 }  // namespace blink