Support fullscreen to inline video transition.

Basically, player is responsible to enter fullscreen mode such that we have
the proper proxy updated on the Java side.

bug:5710646

framework change:
https://android-git.corp.google.com/g/#/c/202139/

Change-Id: Ie7adf620f2e9889142ef153e12d676a5f288bc0a

1 files changed, 13 insertions, 6 deletions

diff --git a/Source/WebKit/android/WebCoreSupport/ChromeClientAndroid.cpp b/Source/WebKit/android/WebCoreSupport/ChromeClientAndroid.cpp
index e00b77b..9094732 100644
--- a/Source/WebKit/android/WebCoreSupport/ChromeClientAndroid.cpp
+++ b/Source/WebKit/android/WebCoreSupport/ChromeClientAndroid.cpp
@@ -584,16 +584,23 @@ void ChromeClientAndroid::enterFullscreenForNode(Node* node)
           return;
 
       HTMLMediaElement* videoElement = static_cast<HTMLMediaElement*>(node);
-      String url = videoElement->currentSrc();
-      LayerAndroid* layer = videoElement->platformLayer();
-      if (!layer)
-          return;
 
       FrameView* frameView = m_webFrame->page()->mainFrame()->view();
       android::WebViewCore* core = android::WebViewCore::getWebViewCore(frameView);
-      m_webFrame->page()->mainFrame()->document()->webkitWillEnterFullScreenForElement(videoElement);
       if (core)
-          core->enterFullscreenForVideoLayer(layer->uniqueId(), url);
+          core->enterFullscreenForVideoLayer();
+
+      MediaPlayer* player = videoElement->player();
+      if (player) {
+          // We need to use the same document object as the
+          // MediaPlayerPrivateAndroid::onStopFullscreen().
+          Document* doc = player->mediaPlayerClient()->mediaPlayerOwningDocument();
+          if (doc)
+              doc->webkitWillEnterFullScreenForElement(videoElement);
+          // Now the player is responsible to trigger to the java side for
+          // entering full screen mode.
+          player->enterFullscreenMode();
+      }
 }
 
 void ChromeClientAndroid::exitFullscreenForNode(Node* node)