Do not wait for the double tap timeout on pages with fixed page scale

content/public/android/javatests/src/org/chromium/content/browser/ContentViewGestureHandlerTest.java

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.content.browser;
 
 import android.content.Context;
 import android.os.Bundle;
 import android.os.SystemClock;
 import android.test.InstrumentationTestCase;
@@ skipping 99 matching lines @@
         @Override
         public boolean didUIStealScroll(float x, float y) {
             // Not implemented.
             return false;
         }
 
         @Override
         public void invokeZoomPicker() {
             // Not implemented.
         }
+
+        @Override
+        public boolean hasFixedPageScale() {
+            return false;
+        }
     }
 
     static class MockZoomManager extends ZoomManager {
         MockZoomManager(Context context, ContentViewCore contentViewCore) {
             super(context, contentViewCore);
         }
 
         @Override
         public boolean processTouchEvent(MotionEvent event) {
             return false;
@@ skipping 133 matching lines @@
         public boolean didUIStealScroll(float x, float y) {
             // Not implemented.
             return false;
         }
 
         @Override
         public void invokeZoomPicker() {
             // Not implemented.
         }
 
+        @Override
+        public boolean hasFixedPageScale() {
+            return false;
+        }
+
         public GestureEvent getMostRecentGestureEvent() {
             return mMostRecentGestureEvent;
         }
     }
 
     /**
      * Generate a scroll gesture and verify that the resulting scroll motion event has both absolute
      * and relative position information.
      */
     @SmallTest
@@ skipping 32 matching lines @@
         assertEquals(FAKE_COORD_X - deltaX, gestureEvent.getX());
         assertEquals(FAKE_COORD_Y - deltaY, gestureEvent.getY());
 
         Bundle extraParams = gestureEvent.getExtraParams();
         assertNotNull(extraParams);
         // No horizontal delta because of snapping.
         assertEquals(0, extraParams.getInt(ContentViewGestureHandler.DISTANCE_X));
         assertEquals(deltaY / 2, extraParams.getInt(ContentViewGestureHandler.DISTANCE_Y));
     }
 }