PNaCl: Use Chrome IPC to talk to the linker process, instead of SRPC

components/nacl/renderer/plugin/temporary_file.h

 // 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.
 
 #ifndef COMPONENTS_NACL_RENDERER_PLUGIN_TEMPORARY_FILE_H_
 #define COMPONENTS_NACL_RENDERER_PLUGIN_TEMPORARY_FILE_H_
 
 #include "base/files/file.h"
 #include "base/memory/scoped_ptr.h"
 #include "native_client/src/include/nacl_macros.h"
@@ skipping 40 matching lines @@
   // Accessors.
   // The nacl::DescWrapper* for the writeable version of the file.
   nacl::DescWrapper* write_wrapper() { return write_wrapper_.get(); }
   nacl::DescWrapper* read_wrapper() { return read_wrapper_.get(); }
 
   // Returns a handle to the file, transferring ownership of it.  Note that
   // the objects returned by write_wrapper() and read_wrapper() remain
   // valid after TakeFileHandle() is called.
   PP_FileHandle TakeFileHandle();
 
+  // Returns a handle to the file, without transferring ownership of it.
+  // This handle remains valid until the TempFile object is destroyed or
+  // TakeFileHandle() is called.
+  PP_FileHandle GetFileHandle();
+
  private:
   NACL_DISALLOW_COPY_AND_ASSIGN(TempFile);
 
   nacl::DescWrapper* MakeDescWrapper(int nacl_file_flags);
 
   Plugin* plugin_;
   scoped_ptr<nacl::DescWrapper> read_wrapper_;
   scoped_ptr<nacl::DescWrapper> write_wrapper_;
   base::File file_handle_;
 };
 
 }  // namespace plugin
 
 #endif  // COMPONENTS_NACL_RENDERER_PLUGIN_TEMPORARY_FILE_H_