NOT FOR REVIEW: Modify ToggleFullscreenMode.

android_webview/java/src/org/chromium/android_webview/AwContentViewClient.java

Index: android_webview/java/src/org/chromium/android_webview/AwContentViewClient.java
diff --git a/android_webview/java/src/org/chromium/android_webview/AwContentViewClient.java b/android_webview/java/src/org/chromium/android_webview/AwContentViewClient.java
index c2614c265f7485f707d166623a6ed8e7a0d8339e..3d0f574d634a6405bd8eba0eecafe989124ef5e0 100644
--- a/android_webview/java/src/org/chromium/android_webview/AwContentViewClient.java
+++ b/android_webview/java/src/org/chromium/android_webview/AwContentViewClient.java
@@ -88,7 +88,10 @@ public class AwContentViewClient extends ContentViewClient implements ContentVid
         return mAwContentsClient.getVideoLoadingProgressView();
     }
 
-    @Override
+    /**
+     * Called when a non-video element has entered fullscreen. For video elements see
+     * {@link ContentVideoViewClient#enterFullscreenVideo(android.view.View)}.
+     */
     public void enterFullscreen() {
         WebChromeClient.CustomViewCallback cb = new WebChromeClient.CustomViewCallback() {
             @Override
@@ -99,7 +102,10 @@ public class AwContentViewClient extends ContentViewClient implements ContentVid
         enterFullscreen(null, cb);
     }
 
-    @Override
+    /**
+     * Called when a non-video element has exited fullscreen. For video elements see
+     * {@link ContentVideoViewClient#exitFullscreenVideo()}.
+     */
     public void exitFullscreen() {
         mAwContents.exitFullScreen();
         mAwContentsClient.onHideCustomView();