[DevTools] Allow touch emulation on devices with native touch.

Source/web/WebDevToolsAgentImpl.cpp

 /*
  * Copyright (C) 2010-2011 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 293 matching lines @@
 }
 
 bool WebDevToolsAgentImpl::handleInputEvent(blink::Page* page, const WebInputEvent& inputEvent)
 {
     if (!m_attached && !m_generatingEvent)
         return false;
 
     // FIXME: This workaround is required for touch emulation on Mac, where
     // compositor-side pinch handling is not enabled. See http://crbug.com/138003.
     bool isPinch = inputEvent.type == WebInputEvent::GesturePinchBegin || inputEvent.type == WebInputEvent::GesturePinchUpdate || inputEvent.type == WebInputEvent::GesturePinchEnd;
-    if (isPinch && m_touchEventEmulationEnabled && m_emulateMobileEnabled) {
+    if (isPinch && m_touchEventEmulationEnabled) {
         FrameView* frameView = page->deprecatedLocalMainFrame()->view();
         PlatformGestureEventBuilder gestureEvent(frameView, static_cast<const WebGestureEvent&>(inputEvent));
         float pageScaleFactor = page->pageScaleFactor();
         if (gestureEvent.type() == PlatformEvent::GesturePinchBegin) {
             m_lastPinchAnchorCss = adoptPtr(new blink::IntPoint(frameView->scrollPosition() + gestureEvent.position()));
             m_lastPinchAnchorDip = adoptPtr(new blink::IntPoint(gestureEvent.position()));
             m_lastPinchAnchorDip->scale(pageScaleFactor, pageScaleFactor);
         }
         if (gestureEvent.type() == PlatformEvent::GesturePinchUpdate && m_lastPinchAnchorCss) {
             float newPageScaleFactor = pageScaleFactor * gestureEvent.scale();
@@ skipping 413 matching lines @@
         || commandName == InspectorBackendDispatcher::commandName(InspectorBackendDispatcher::kDebugger_removeBreakpointCmd)
         || commandName == InspectorBackendDispatcher::commandName(InspectorBackendDispatcher::kDebugger_setBreakpointsActiveCmd);
 }
 
 void WebDevToolsAgent::processPendingMessages()
 {
     PageScriptDebugServer::shared().runPendingTasks();
 }
 
 } // namespace blink