Support fullscreen for non-video elements in the WebView.

content/browser/android/content_view_core_impl.h

Index: content/browser/android/content_view_core_impl.h
diff --git a/content/browser/android/content_view_core_impl.h b/content/browser/android/content_view_core_impl.h
index 9887c0e404b0114a9230ed62797ffa8ea69b4bf2..a4d26b07faff183393f6163f723592d028857d07 100644
--- a/content/browser/android/content_view_core_impl.h
+++ b/content/browser/android/content_view_core_impl.h
@@ -245,12 +245,6 @@ class ContentViewCoreImpl : public ContentViewCore,
   // testing/benchmarking purposes
   base::android::ScopedJavaLocalRef<jobject> CreateTouchEventSynthesizer();
 
-  base::android::ScopedJavaLocalRef<jobject> GetContentVideoViewClient();
-
-  // Returns the context that the ContentViewCore was created with, it would
-  // typically be an Activity context for an on screen view.
-  base::android::ScopedJavaLocalRef<jobject> GetContext();
-
   // Returns True if the given media should be blocked to load.
   bool ShouldBlockMediaRequest(const GURL& url);
 
@@ -263,6 +257,10 @@ class ContentViewCoreImpl : public ContentViewCore,
 
   bool IsFullscreenRequiredForOrientationLock() const;
 
+  // Called once the page has entered / exited fullscreen.
+  void OnDidEnterFullscreen();
+  void OnDidExitFullscreen();
+
   // --------------------------------------------------------------------------
   // Methods called from native code
   // --------------------------------------------------------------------------