EDK: Add Dispatcher::SupportsEntrypointClass().

mojo/edk/system/shared_buffer_dispatcher.h

 // Copyright 2014 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 MOJO_EDK_SYSTEM_SHARED_BUFFER_DISPATCHER_H_
 #define MOJO_EDK_SYSTEM_SHARED_BUFFER_DISPATCHER_H_
 
 #include <utility>
 
 #include "mojo/edk/system/memory.h"
@@ skipping 38 matching lines @@
   // Returns null on error; |*result| will be set to an appropriate result
   // code).
   static util::RefPtr<SharedBufferDispatcher> Create(
       embedder::PlatformSupport* platform_support,
       const MojoCreateSharedBufferOptions& validated_options,
       uint64_t num_bytes,
       MojoResult* result);
 
   // |Dispatcher| public methods:
   Type GetType() const override;
+  bool SupportsEntrypointClass(EntrypointClass entrypoint_class) const override;
 
   // The "opposite" of |SerializeAndClose()|. (Typically this is called by
   // |Dispatcher::Deserialize()|.)
   static util::RefPtr<SharedBufferDispatcher> Deserialize(
       Channel* channel,
       const void* source,
       size_t size,
       std::vector<platform::ScopedPlatformHandle>* platform_handles);
 
  private:
@@ skipping 44 matching lines @@
   util::RefPtr<platform::PlatformSharedBuffer> shared_buffer_
       MOJO_GUARDED_BY(mutex());
 
   MOJO_DISALLOW_COPY_AND_ASSIGN(SharedBufferDispatcher);
 };
 
 }  // namespace system
 }  // namespace mojo
 
 #endif  // MOJO_EDK_SYSTEM_SHARED_BUFFER_DISPATCHER_H_