DevTools: expose setLayerTreeId() so we can relate events from LayerTreeHost

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 682 matching lines @@
 void WebDevToolsAgentImpl::clearBrowserCookies()
 {
     m_client->clearBrowserCookies();
 }
 
 void WebDevToolsAgentImpl::setProcessId(long processId)
 {
     inspectorController()->setProcessId(processId);
 }
 
+void WebDevToolsAgentImpl::setLayerTreeId(int layerTreeId)
+{
+    inspectorController()->setLayerTreeId(layerTreeId);
+}
+
 void WebDevToolsAgentImpl::evaluateInWebInspector(long callId, const WebString& script)
 {
     InspectorController* ic = inspectorController();
     ic->evaluateForTestInFrontend(callId, script);
 }
 
 void WebDevToolsAgentImpl::willProcessTask()
 {
     if (InspectorController* ic = inspectorController())
         ic->willProcessTask();
@@ skipping 38 matching lines @@
         || commandName == InspectorBackendDispatcher::commandNames[InspectorBackendDispatcher::kProfiler_getCPUProfileCmd]
         || commandName == InspectorBackendDispatcher::commandNames[InspectorBackendDispatcher::kHeapProfiler_getHeapSnapshotCmd];
 }
 
 void WebDevToolsAgent::processPendingMessages()
 {
     PageScriptDebugServer::shared().runPendingTasks();
 }
 
 } // namespace WebKit