[DevTools] Touch emulation in content.

content/renderer/devtools/devtools_agent.cc

Index: content/renderer/devtools/devtools_agent.cc
diff --git a/content/renderer/devtools/devtools_agent.cc b/content/renderer/devtools/devtools_agent.cc
index 38b4b5e470fb40df5f9d54781dc95021e7790b65..3033733ba77323853f0ea83caee770789a64c27d 100644
--- a/content/renderer/devtools/devtools_agent.cc
+++ b/content/renderer/devtools/devtools_agent.cc
@@ -251,6 +251,13 @@ void DevToolsAgent::disableDeviceEmulation() {
   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;