Reduce duplicated code in AwWebContentsDelegate

android_webview/java/src/org/chromium/android_webview/AwWebContentsDelegate.java

Index: android_webview/java/src/org/chromium/android_webview/AwWebContentsDelegate.java
diff --git a/android_webview/java/src/org/chromium/android_webview/AwWebContentsDelegate.java b/android_webview/java/src/org/chromium/android_webview/AwWebContentsDelegate.java
index 9adc3bb2e9a9702ad7f31d73444784234178aed2..a0003e662501f3ef144c6575d6818e5cb528608f 100644
--- a/android_webview/java/src/org/chromium/android_webview/AwWebContentsDelegate.java
+++ b/android_webview/java/src/org/chromium/android_webview/AwWebContentsDelegate.java
@@ -34,10 +34,6 @@ public abstract class AwWebContentsDelegate extends WebContentsDelegateAndroid {
     @CalledByNative
     public abstract void activateContents();
 
-    @Override
-    @CalledByNative
-    public abstract void toggleFullscreenModeForTab(boolean enterFullscreen);
-
     // Call in response to a prior runFileChooser call.
     protected static native void nativeFilesSelectedInChooser(int processId, int renderId,
             int modeFlags, String[] filePath, String[] displayName);