[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 d58d168bd6fc5ddfbc417ec70b4656b59e2124f6..a87cf4d947c9a67a268c994136ecfeade05fae30 100644
--- a/content/browser/devtools/render_view_devtools_agent_host.cc
+++ b/content/browser/devtools/render_view_devtools_agent_host.cc
@@ -92,9 +92,6 @@ bool DevToolsAgentHost::HasFor(RenderViewHost* rvh) {
 bool DevToolsAgentHost::IsDebuggerAttached(WebContents* web_contents) {
   if (g_instances == NULL)
     return false;
-  DevToolsManager* devtools_manager = DevToolsManager::GetInstance();
-  if (!devtools_manager)
-    return false;
   RenderViewHostDelegate* delegate =
       static_cast<WebContentsImpl*>(web_contents);
   for (Instances::iterator it = g_instances.Get().begin();
@@ -235,8 +232,6 @@ void RenderViewDevToolsAgentHost::OnClientAttached() {
 
   // TODO(kaznacheev): Move this call back to DevToolsManagerImpl when
   // extensions::ProcessManager no longer relies on this notification.
-  if (!reattaching_)
-    DevToolsManagerImpl::GetInstance()->NotifyObservers(this, true);
 }
 
 void RenderViewDevToolsAgentHost::InnerOnClientAttached() {
@@ -274,8 +269,6 @@ void RenderViewDevToolsAgentHost::ClientDetachedFromRenderer() {
 
   // TODO(kaznacheev): Move this call back to DevToolsManagerImpl when
   // extensions::ProcessManager no longer relies on this notification.
-  if (!reattaching_)
-    DevToolsManagerImpl::GetInstance()->NotifyObservers(this, false);
 }
 
 void RenderViewDevToolsAgentHost::InnerClientDetachedFromRenderer() {
@@ -342,7 +335,7 @@ void RenderViewDevToolsAgentHost::RenderViewDeleted(RenderViewHost* rvh) {
 
   DCHECK(render_view_host_);
   scoped_refptr<RenderViewDevToolsAgentHost> protect(this);
-  NotifyCloseListener();
+  HostClosed();
   ClearRenderViewHost();
   Release();
 }
@@ -422,8 +415,7 @@ void RenderViewDevToolsAgentHost::RenderViewCrashed() {
   scoped_refptr<DevToolsProtocol::Notification> notification =
       DevToolsProtocol::CreateNotification(
           devtools::Inspector::targetCrashed::kName, NULL);
-  DevToolsManagerImpl::GetInstance()->
-      DispatchOnInspectorFrontend(this, notification->Serialize());
+  SendMessageToClient(notification->Serialize());
 }
 
 bool RenderViewDevToolsAgentHost::DispatchIPCMessage(
@@ -484,8 +476,7 @@ void RenderViewDevToolsAgentHost::OnDispatchOnInspectorFrontend(
   if (notification) {
     tracing_handler_->HandleNotification(notification);
   }
-  DevToolsManagerImpl::GetInstance()->DispatchOnInspectorFrontend(
-      this, message);
+  SendMessageToClient(message);
 }
 
 }  // namespace content