[DevTools] Move DOM domain overrides to DOMHandler

content/browser/devtools/render_view_devtools_agent_host.h

Index: content/browser/devtools/render_view_devtools_agent_host.h
diff --git a/content/browser/devtools/render_view_devtools_agent_host.h b/content/browser/devtools/render_view_devtools_agent_host.h
index 0fcb680a166eea700762016aeec0484a2f9bc645..d21a0be50b274fd358ca44fc00e1f86827045f07 100644
--- a/content/browser/devtools/render_view_devtools_agent_host.h
+++ b/content/browser/devtools/render_view_devtools_agent_host.h
@@ -11,6 +11,7 @@
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/browser/devtools/ipc_devtools_agent_host.h"
+#include "content/browser/devtools/protocol/dom_handler.h"
 #include "content/browser/devtools/protocol/input_handler.h"
 #include "content/browser/devtools/protocol/page_handler.h"
 #include "content/common/content_export.h"
@@ -110,6 +111,7 @@ class CONTENT_EXPORT RenderViewDevToolsAgentHost
   void InnerClientDetachedFromRenderer();
 
   RenderViewHostImpl* render_view_host_;
+  scoped_ptr<devtools::dom::DOMHandler> dom_handler_;
   scoped_ptr<devtools::input::InputHandler> input_handler_;
   scoped_ptr<devtools::page::PageHandler> page_handler_;
   scoped_ptr<DevToolsProtocolHandlerImpl> handler_impl_;