[DevTools] Touch emulation in content.

content/renderer/devtools/devtools_agent.cc

 // 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.
 
 #include "content/renderer/devtools/devtools_agent.h"
 
 #include <map>
 
 #include "base/debug/trace_event.h"
 #include "base/lazy_instance.h"
@@ skipping 233 matching lines @@
   RenderViewImpl* impl = static_cast<RenderViewImpl*>(render_view());
   impl->webview()->settings()->setForceCompositingMode(true);
   impl->EnableScreenMetricsEmulation(params);
 }
 
 void DevToolsAgent::disableDeviceEmulation() {
   RenderViewImpl* impl = static_cast<RenderViewImpl*>(render_view());
   impl->DisableScreenMetricsEmulation();
 }
 
+void DevToolsAgent::setTouchEventEmulationEnabled(
+    bool enabled, bool allow_pinch) {
+  RenderViewImpl* impl = static_cast<RenderViewImpl*>(render_view());
+  impl->Send(new ViewHostMsg_SetTouchEventEmulationEnabled(
+      impl->routing_id(), enabled, allow_pinch));
+}
+
 #if defined(USE_TCMALLOC) && !defined(OS_WIN)
 static void AllocationVisitor(void* data, const void* ptr) {
     typedef blink::WebDevToolsAgentClient::AllocatedObjectVisitor Visitor;
     Visitor* visitor = reinterpret_cast<Visitor*>(data);
     visitor->visitObject(ptr);
 }
 #endif
 
 void DevToolsAgent::visitAllocatedObjects(AllocatedObjectVisitor* visitor) {
 #if defined(USE_TCMALLOC) && !defined(OS_WIN)
@@ skipping 99 matching lines @@
   if (!web_view)
     return NULL;
   return web_view->devToolsAgent();
 }
 
 bool DevToolsAgent::IsAttached() {
   return is_attached_;
 }
 
 }  // namespace content