[Android] A prototype of the interactive media notification.

chrome/android/java/src/org/chromium/chrome/browser/ChromeWebContentsDelegateAndroid.java

Index: chrome/android/java/src/org/chromium/chrome/browser/ChromeWebContentsDelegateAndroid.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/ChromeWebContentsDelegateAndroid.java b/chrome/android/java/src/org/chromium/chrome/browser/ChromeWebContentsDelegateAndroid.java
index 381813dbc90817e11aeb6cbab4baf95d32dbcd83..271b12ce6ed666740958a5e134f5af6babce8628 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/ChromeWebContentsDelegateAndroid.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/ChromeWebContentsDelegateAndroid.java
@@ -104,6 +104,16 @@ public class ChromeWebContentsDelegateAndroid extends WebContentsDelegateAndroid
         findMatchRectsDetails.rects[index] = rect;
     }
 
+    @CalledByNative
+    public void showMediaControls(boolean isPaused) {
+    }
+
+    @CalledByNative
+    public void hideMediaControls() {
+    }
+
+    public static native void nativeOnMediaControlsPause(WebContents webContents);
+    public static native void nativeOnMediaControlsResume(WebContents webContents);
     protected static native boolean nativeIsCapturingAudio(WebContents webContents);
     protected static native boolean nativeIsCapturingVideo(WebContents webContents);
     protected static native boolean nativeHasAudibleAudio(WebContents webContents);