Turn off the old compositing path for SPv2.

third_party/WebKit/Source/core/input/GestureManager.cpp

 // Copyright 2016 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.
 
 #include "core/input/GestureManager.h"
 
 #include "core/dom/Document.h"
 #include "core/editing/SelectionController.h"
 #include "core/events/GestureEvent.h"
 #include "core/frame/FrameHost.h"
@@ skipping 141 matching lines @@
     // Do a new hit-test in case the mousemove event changed the DOM.
     // Note that if the original hit test wasn't over an element (eg. was over a scrollbar) we
     // don't want to re-hit-test because it may be in the wrong frame (and there's no way the page
     // could have seen the event anyway).
     // Also note that the position of the frame may have changed, so we need to recompute the content
     // co-ordinates (updating layout/style as hitTestResultAtPoint normally would).
     // FIXME: Use a hit-test cache to avoid unnecessary hit tests. http://crbug.com/398920
     if (currentHitTest.innerNode()) {
         LocalFrame* mainFrame = m_frame->localFrameRoot();
         if (mainFrame && mainFrame->view())
-            mainFrame->view()->updateLifecycleToCompositingCleanPlusScrolling();
+            mainFrame->view()->updateAllLifecyclePhasesExceptPaint();
         adjustedPoint = frameView->rootFrameToContents(gestureEvent.position());
         currentHitTest = EventHandlingUtil::hitTestResultInFrame(m_frame, adjustedPoint, hitType);
     }
 
     // Capture data for showUnhandledTapUIIfNeeded.
     Node* tappedNode = currentHitTest.innerNode();
     IntPoint tappedPosition = gestureEvent.position();
     Node* tappedNonTextNode = tappedNode;
 
     if (tappedNonTextNode && tappedNonTextNode->isTextNode())
@@ skipping 182 matching lines @@
 
     return &m_frame->page()->frameHost();
 }
 
 double GestureManager::getLastShowPressTimestamp() const
 {
     return m_lastShowPressTimestamp;
 }
 
 } // namespace blink