Define DevTools content API

content/browser/debugger/devtools_http_protocol_handler.cc

Index: content/browser/debugger/devtools_http_protocol_handler.cc
diff --git a/content/browser/debugger/devtools_http_protocol_handler.cc b/content/browser/debugger/devtools_http_protocol_handler.cc
index 61b96e2c0e43faee1e497c3ac7f33b842514cff5..de49a30a25f8d2af7655806df17c0a421b9155cd 100644
--- a/content/browser/debugger/devtools_http_protocol_handler.cc
+++ b/content/browser/debugger/devtools_http_protocol_handler.cc
@@ -23,6 +23,7 @@
 #include "content/browser/tab_contents/tab_contents_observer.h"
 #include "content/common/devtools_messages.h"
 #include "content/public/browser/browser_thread.h"
+#include "content/public/browser/devtools/devtools_agent_host_registry.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/escape.h"
 #include "net/base/io_buffer.h"
@@ -30,6 +31,7 @@
 #include "net/url_request/url_request_context.h"
 
 using content::BrowserThread;
+using content::DevToolsAgentHostRegistry;
 
 const int kBufferSize = 16 * 1024;
 
@@ -377,9 +379,9 @@ void DevToolsHttpProtocolHandler::OnWebSocketRequestUI(
       new DevToolsClientHostImpl(server_, connection_id);
   connection_to_client_host_ui_[connection_id] = client_host;
 
-  manager->RegisterDevToolsClientHostFor(
-      tab_contents->render_view_host(),
-      client_host);
+  DevToolsAgentHost* agent = DevToolsAgentHostRegistry::GetDevToolsAgentHost(
+      tab_contents->render_view_host());
+  manager->RegisterDevToolsClientHostFor(agent, client_host);
   manager->ForwardToDevToolsAgent(
       client_host,
       DevToolsAgentMsg_FrontendLoaded(MSG_ROUTING_NONE));