[mojo] Remove ContentBrowserClient::BindInterfaceRequestFromFrame

This change removes ContentBrowserClient::BindInterfaceRequestFromFrame
since it's no longer used.

Bug: 1062403
Change-Id: I010f7fedc22d95517c265140ba56d8dd98633694
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2134802Reviewed-by: Alex Moshchuk <alexmos@chromium.org>
Commit-Queue: Oksana Zhuravlova <oksamyt@chromium.org>
Cr-Commit-Position: refs/heads/master@{#757532}

content/browser/frame_host/render_frame_host_impl.cc

@@ -7026,10 +7026,6 @@ void RenderFrameHostImpl::GetInterface(
   if (!registry_ ||
       !registry_->TryBindInterface(interface_name, &interface_pipe)) {
     delegate_->OnInterfaceRequest(this, interface_name, &interface_pipe);
-    if (interface_pipe.is_valid()) {
-      GetContentClient()->browser()->BindInterfaceRequestFromFrame(
-          this, interface_name, std::move(interface_pipe));
-    }
   }
 }
 

content/public/browser/content_browser_client.h

@@ -1000,13 +1000,6 @@ class CONTENT_EXPORT ContentBrowserClient {
       RenderFrameHost* render_frame_host,
       service_manager::BinderMapWithContext<RenderFrameHost*>* map) {}
 
-  // Content was unable to bind a request for this interface, so the embedder
-  // should try.
-  virtual void BindInterfaceRequestFromFrame(
-      RenderFrameHost* render_frame_host,
-      const std::string& interface_name,
-      mojo::ScopedMessagePipeHandle interface_pipe) {}
-
   // Content was unable to bind a CredentialManager pending receiver, so the
   // embedder should try.
   virtual void BindCredentialManagerReceiver(