Revert of [DevTools] Make DevTools clients talk directly to DevToolsAgentHost instead of using DevToolsManage…

content/browser/devtools/render_view_devtools_agent_host.cc

Index: content/browser/devtools/render_view_devtools_agent_host.cc
diff --git a/content/browser/devtools/render_view_devtools_agent_host.cc b/content/browser/devtools/render_view_devtools_agent_host.cc
index b16c2dce27992fee5cb78f8481dec6fb40f1a337..f0c9c8fd3542e08ce0cdcacc1abddf84faa89e35 100644
--- a/content/browser/devtools/render_view_devtools_agent_host.cc
+++ b/content/browser/devtools/render_view_devtools_agent_host.cc
@@ -127,7 +127,7 @@
   return web_contents();
 }
 
-void RenderViewDevToolsAgentHost::DispatchProtocolMessage(
+void RenderViewDevToolsAgentHost::DispatchOnInspectorBackend(
     const std::string& message) {
   std::string error_message;
 
@@ -161,7 +161,7 @@
     }
   }
 
-  IPCDevToolsAgentHost::DispatchProtocolMessage(message);
+  IPCDevToolsAgentHost::DispatchOnInspectorBackend(message);
 }
 
 void RenderViewDevToolsAgentHost::SendMessageToAgent(IPC::Message* msg) {
@@ -180,7 +180,7 @@
   // TODO(kaznacheev): Move this call back to DevToolsManagerImpl when
   // extensions::ProcessManager no longer relies on this notification.
   if (!reattaching_)
-    DevToolsAgentHostImpl::NotifyCallbacks(this, true);
+    DevToolsManagerImpl::GetInstance()->NotifyObservers(this, true);
 }
 
 void RenderViewDevToolsAgentHost::InnerOnClientAttached() {
@@ -212,7 +212,7 @@
   // TODO(kaznacheev): Move this call back to DevToolsManagerImpl when
   // extensions::ProcessManager no longer relies on this notification.
   if (!reattaching_)
-    DevToolsAgentHostImpl::NotifyCallbacks(this, false);
+    DevToolsManagerImpl::GetInstance()->NotifyObservers(this, false);
 }
 
 void RenderViewDevToolsAgentHost::ClientDetachedFromRenderer() {
@@ -286,7 +286,7 @@
 
   DCHECK(render_view_host_);
   scoped_refptr<RenderViewDevToolsAgentHost> protect(this);
-  HostClosed();
+  NotifyCloseListener();
   ClearRenderViewHost();
   Release();
 }
@@ -385,7 +385,8 @@
   scoped_refptr<DevToolsProtocol::Notification> notification =
       DevToolsProtocol::CreateNotification(
           devtools::Inspector::targetCrashed::kName, NULL);
-  SendMessageToClient(notification->Serialize());
+  DevToolsManagerImpl::GetInstance()->
+      DispatchOnInspectorFrontend(this, notification->Serialize());
 }
 
 bool RenderViewDevToolsAgentHost::DispatchIPCMessage(
@@ -446,7 +447,8 @@
   if (notification) {
     tracing_handler_->HandleNotification(notification);
   }
-  SendMessageToClient(message);
+  DevToolsManagerImpl::GetInstance()->DispatchOnInspectorFrontend(
+      this, message);
 }
 
 }  // namespace content