Media Controls: move time display elements to media_controls module.

third_party/WebKit/Source/core/html/shadow/MediaControlElements.h

Index: third_party/WebKit/Source/core/html/shadow/MediaControlElements.h
diff --git a/third_party/WebKit/Source/core/html/shadow/MediaControlElements.h b/third_party/WebKit/Source/core/html/shadow/MediaControlElements.h
index 537ef461f30aac8b5f6c9ec8c127848b69f2dea3..eaf89e2ddccf9e9711b8306d09939f5a6bc961b1 100644
--- a/third_party/WebKit/Source/core/html/shadow/MediaControlElements.h
+++ b/third_party/WebKit/Source/core/html/shadow/MediaControlElements.h
@@ -336,28 +336,6 @@ class CORE_EXPORT MediaControlVolumeSliderElement final
   bool KeepEventInNode(Event*) override;
 };
 
-// ----------------------------
-
-class CORE_EXPORT MediaControlTimeRemainingDisplayElement final
-    : public MediaControlTimeDisplayElement {
- public:
-  static MediaControlTimeRemainingDisplayElement* Create(MediaControls&);
-
- private:
-  explicit MediaControlTimeRemainingDisplayElement(MediaControls&);
-};
-
-// ----------------------------
-
-class CORE_EXPORT MediaControlCurrentTimeDisplayElement final
-    : public MediaControlTimeDisplayElement {
- public:
-  static MediaControlCurrentTimeDisplayElement* Create(MediaControls&);
-
- private:
-  explicit MediaControlCurrentTimeDisplayElement(MediaControls&);
-};
-
 }  // namespace blink
 
 #endif  // MediaControlElements_h