Adds routed interface support between RenderFrameHost and RenderFrame

content/browser/web_contents/web_contents_impl.cc

Index: content/browser/web_contents/web_contents_impl.cc
diff --git a/content/browser/web_contents/web_contents_impl.cc b/content/browser/web_contents/web_contents_impl.cc
index 066b0b7ec03993a0b562b5a0bc4760bedc95839d..a81fe3f97a60f33a7ded2ac400f75bd85c8ba4be 100644
--- a/content/browser/web_contents/web_contents_impl.cc
+++ b/content/browser/web_contents/web_contents_impl.cc
@@ -105,6 +105,7 @@
 #include "content/public/browser/storage_partition.h"
 #include "content/public/browser/user_metrics.h"
 #include "content/public/browser/web_contents_delegate.h"
+#include "content/public/browser/web_contents_interface_registry.h"
 #include "content/public/common/bindings_policy.h"
 #include "content/public/common/browser_plugin_guest_mode.h"
 #include "content/public/common/browser_side_navigation_policy.h"
@@ -389,6 +390,7 @@ WebContentsImpl::WebContentsImpl(BrowserContext* browser_context)
     : delegate_(NULL),
       controller_(this, browser_context),
       render_view_host_delegate_view_(NULL),
+      interfaces_(this),
       created_with_opener_(false),
       frame_tree_(new NavigatorImpl(&controller_, this),
                   this,
@@ -819,6 +821,11 @@ RenderProcessHost* WebContentsImpl::GetRenderProcessHost() const {
   return host ? host->GetProcess() : NULL;
 }
 
+WebContentsInterfaceRegistry*
+WebContentsImpl::GetWebContentsInterfaceRegistry() {
+  return &interfaces_;
+}
+
 RenderFrameHostImpl* WebContentsImpl::GetMainFrame() {
   return frame_tree_.root()->current_frame_host();
 }