Add IncrementWorkerRefCount() and DecrementWorkerRefCount() to RenderProcessHostImpl.

content/public/test/mock_render_process_host.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/public/test/mock_render_process_host.h"
 
 #include "base/lazy_instance.h"
 #include "base/message_loop/message_loop.h"
 #include "base/time/time.h"
 #include "content/browser/child_process_security_policy_impl.h"
@@ skipping 249 matching lines @@
 }
 
 void MockRenderProcessHost::SetWebRtcLogMessageCallback(
     base::Callback<void(const std::string&)> callback) {
 }
 #endif
 
 void MockRenderProcessHost::ResumeDeferredNavigation(
     const GlobalRequestID& request_id) {}
 
+void MockRenderProcessHost::SetExternalClientStatus(
+    bool has_external_worker_client) {
+}
+
 bool MockRenderProcessHost::OnMessageReceived(const IPC::Message& msg) {
   IPC::Listener* listener = listeners_.Lookup(msg.routing_id());
   if (listener)
     return listener->OnMessageReceived(msg);
   return false;
 }
 
 void MockRenderProcessHost::OnChannelConnected(int32 peer_pid) {
 }
 
@@ skipping 23 matching lines @@
   for (ScopedVector<MockRenderProcessHost>::iterator it = processes_.begin();
        it != processes_.end(); ++it) {
     if (*it == host) {
       processes_.weak_erase(it);
       break;
     }
   }
 }
 
 }  // content