Remove an @removed member of andorid.webkit.WebResourceResponse.

BUG: 17253647
Change-Id: I02f4f0600a09ceb3b68ba2698b80e413e7511663

api/current.txt

@@ -36523,7 +36523,6 @@ package android.webkit {
     method public abstract java.util.Map<java.lang.String, java.lang.String> getRequestHeaders();
     method public abstract android.net.Uri getUrl();
     method public abstract boolean hasGesture();
-    method public abstract boolean hasUserGestureInsecure();
     method public abstract boolean isForMainFrame();
   }
 

core/java/android/webkit/WebResourceRequest.java

@@ -41,21 +41,12 @@ public interface WebResourceRequest {
     boolean isForMainFrame();
 
     /**
-     * Gets whether a gesture (such as a link click) was associated with the request.
-     * <p>
-     * <strong>IMPORTANT:</strong>
-     * This should not be used to implement any form of security. It is possible for the content
-     * to spoof this.
+     * Gets whether a gesture (such as a click) was associated with the request.
      *
      * @return whether a gesture was associated with the request.
      */
     boolean hasGesture();
 
-    /*
-     * @removed
-     */
-    boolean hasUserGestureInsecure();
-
     /**
      * Gets the method associated with the request, for example "GET".
      *