Begin to wean child processes off reliance on a persistent service_manager::Connection to the brows…

content/renderer/mojo/blink_interface_provider_impl.h

 // Copyright 2016 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.
 
 #ifndef CONTENT_RENDERER_MOJO_BLINK_INTERFACE_PROVIDER_IMPL_H_
 #define CONTENT_RENDERER_MOJO_BLINK_INTERFACE_PROVIDER_IMPL_H_
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "mojo/public/cpp/system/message_pipe.h"
 #include "third_party/WebKit/public/platform/InterfaceProvider.h"
 
 namespace base {
 class SingleThreadTaskRunner;
 }
 
 namespace service_manager {
+class Connector;
 class InterfaceProvider;
 }
 
 namespace content {
 
 // An implementation of blink::InterfaceProvider that forwards to a
 // service_manager::InterfaceProvider.
 class BlinkInterfaceProviderImpl : public blink::InterfaceProvider {
  public:
   explicit BlinkInterfaceProviderImpl(
+      base::WeakPtr<service_manager::Connector> connector);
+  explicit BlinkInterfaceProviderImpl(
       base::WeakPtr<service_manager::InterfaceProvider> remote_interfaces);
   ~BlinkInterfaceProviderImpl();
 
   // blink::InterfaceProvider override.
   void getInterface(const char* name,
                     mojo::ScopedMessagePipeHandle handle) override;
 
  private:
+  const base::WeakPtr<service_manager::Connector> connector_;
   const base::WeakPtr<service_manager::InterfaceProvider> remote_interfaces_;
 
   scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner_;
 
   // Should only be accessed by Web Worker threads that are using the
   // blink::Platform-level interface provider.
   base::WeakPtr<BlinkInterfaceProviderImpl> weak_ptr_;
   base::WeakPtrFactory<BlinkInterfaceProviderImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BlinkInterfaceProviderImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MOJO_BLINK_INTERFACE_PROVIDER_IMPL_H_