Unconditionally enable gesture tap highlight in blink.

Source/web/WebViewImpl.cpp

 /*
  * Copyright (C) 2011, 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 649 matching lines @@
     PlatformGestureEventBuilder platformEvent(mainFrameImpl()->frameView(), event);
 
     // FIXME: Remove redundant hit tests by pushing the call to EventHandler::targetGestureEvent
     // up to this point and pass GestureEventWithHitTestResults around.
 
     // Handle link highlighting outside the main switch to avoid getting lost in the
     // complicated set of cases handled below.
     switch (event.type) {
     case WebInputEvent::GestureShowPress:
         // Queue a highlight animation, then hand off to regular handler.
-        if (settingsImpl()->gestureTapHighlightEnabled())
-            enableTapHighlightAtPoint(platformEvent);
+        enableTapHighlightAtPoint(platformEvent);
         break;
     case WebInputEvent::GestureTapCancel:
     case WebInputEvent::GestureTap:
     case WebInputEvent::GestureLongPress:
         for (size_t i = 0; i < m_linkHighlights.size(); ++i)
             m_linkHighlights[i]->startHighlightAnimationIfNeeded();
         break;
     default:
         break;
     }
@@ skipping 21 matching lines @@
             scaledEvent.y = event.y / pageScaleFactor();
             scaledEvent.data.tap.width = event.data.tap.width / pageScaleFactor();
             scaledEvent.data.tap.height = event.data.tap.height / pageScaleFactor();
             IntRect boundingBox(scaledEvent.x - scaledEvent.data.tap.width / 2, scaledEvent.y - scaledEvent.data.tap.height / 2, scaledEvent.data.tap.width, scaledEvent.data.tap.height);
             Vector<IntRect> goodTargets;
             WillBeHeapVector<RawPtrWillBeMember<Node> > highlightNodes;
             findGoodTouchTargets(boundingBox, mainFrameImpl()->frame(), goodTargets, highlightNodes);
             // FIXME: replace touch adjustment code when numberOfGoodTargets == 1?
             // Single candidate case is currently handled by: https://bugs.webkit.org/show_bug.cgi?id=85101
             if (goodTargets.size() >= 2 && m_client && m_client->didTapMultipleTargets(scaledEvent, goodTargets)) {
-                if (settingsImpl()->gestureTapHighlightEnabled())
-                    enableTapHighlights(highlightNodes);
+                enableTapHighlights(highlightNodes);
                 for (size_t i = 0; i < m_linkHighlights.size(); ++i)
                     m_linkHighlights[i]->startHighlightAnimationIfNeeded();
                 eventSwallowed = true;
                 eventCancelled = true;
                 break;
             }
         }
 
         eventSwallowed = mainFrameImpl()->frame()->eventHandler().handleGestureEvent(platformEvent);
 
@@ skipping 3514 matching lines @@
     const PageScaleConstraints& constraints = m_pageScaleConstraintsSet.pageDefinedConstraints();
 
     if (!mainFrameImpl() || !mainFrameImpl()->frameView())
         return false;
 
     return mainFrameImpl()->frameView()->layoutSize().width() == m_size.width
         || (constraints.minimumScale == constraints.maximumScale && constraints.minimumScale != -1);
 }
 
 } // namespace blink