DevTools: Initial implementation of slow CPU emulation.

third_party/WebKit/Source/web/WebDevToolsAgentImpl.cpp

Index: third_party/WebKit/Source/web/WebDevToolsAgentImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebDevToolsAgentImpl.cpp b/third_party/WebKit/Source/web/WebDevToolsAgentImpl.cpp
index 7eef0622f0cdaf83042b0033d2797952c9a9365c..676b7a4e86a5b7c82e9769eb2cca2ec937e8a091 100644
--- a/third_party/WebKit/Source/web/WebDevToolsAgentImpl.cpp
+++ b/third_party/WebKit/Source/web/WebDevToolsAgentImpl.cpp
@@ -296,7 +296,7 @@ PassOwnPtrWillBeRawPtr<WebDevToolsAgentImpl> WebDevToolsAgentImpl::create(WebLoc
     // remote->local transition we cannot access mainFrameImpl() yet, so we have to store the
     // frame which will become the main frame later.
     agent->registerAgent(InspectorRenderingAgent::create(frame));
-    agent->registerAgent(InspectorEmulationAgent::create(frame));
+    agent->registerAgent(InspectorEmulationAgent::create(frame, agent));
     // TODO(dgozman): migrate each of the following agents to frame once module is ready.
     agent->registerAgent(InspectorDatabaseAgent::create(view->page()));
     agent->registerAgent(DeviceOrientationInspectorAgent::create(view->page()));
@@ -604,6 +604,11 @@ void WebDevToolsAgentImpl::disableTracing()
     m_client->disableTracing();
 }
 
+void WebDevToolsAgentImpl::setCPUThrottlingRate(double rate)
+{
+    m_client->setCPUThrottlingRate(rate);
+}
+
 void WebDevToolsAgentImpl::dispatchOnInspectorBackend(int sessionId, const WebString& message)
 {
     if (!m_attached)