Move guest view container message routing out of content/.

chrome/renderer/chrome_content_renderer_client.h

Index: chrome/renderer/chrome_content_renderer_client.h
diff --git a/chrome/renderer/chrome_content_renderer_client.h b/chrome/renderer/chrome_content_renderer_client.h
index 764edae921fa3fd3fad07666071a79a6192d3980..c75ad314e457b6fb3fd480f17b0c111abad298e2 100644
--- a/chrome/renderer/chrome_content_renderer_client.h
+++ b/chrome/renderer/chrome_content_renderer_client.h
@@ -43,6 +43,7 @@ namespace extensions {
 class Dispatcher;
 class Extension;
 class ExtensionSet;
+class ExtensionsGuestViewContainerDispatcher;
 class RendererPermissionsPolicyDelegate;
 }
 
@@ -114,7 +115,6 @@ class ChromeContentRendererClient : public content::ContentRendererClient {
                   bool is_initial_navigation,
                   bool is_server_redirect,
                   bool* send_referrer) override;
-  bool ShouldForwardToGuestContainer(const IPC::Message& msg) override;
   bool WillSendRequest(blink::WebFrame* frame,
                        ui::PageTransition transition_type,
                        const GURL& url,
@@ -224,6 +224,8 @@ class ChromeContentRendererClient : public content::ContentRendererClient {
   scoped_ptr<extensions::Dispatcher> extension_dispatcher_;
   scoped_ptr<extensions::RendererPermissionsPolicyDelegate>
       permissions_policy_delegate_;
+  scoped_ptr<extensions::ExtensionsGuestViewContainerDispatcher>
+      guest_view_container_dispatcher_;
 #endif
 
   scoped_ptr<network_hints::PrescientNetworkingDispatcher>