ipc: Rename GetFileHandleForProcess->GetPlatformFileForTransit.

ipc/ipc_platform_file.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 "build/build_config.h"
 #include "ipc/ipc_platform_file.h"
 
 #if defined(OS_POSIX)
 #include <unistd.h>
 #endif
 
 namespace IPC {
 
-PlatformFileForTransit GetFileHandleForProcess(base::PlatformFile handle,
-                                               base::ProcessHandle process,
-                                               bool close_source_handle) {
+PlatformFileForTransit GetPlatformFileForTransit(base::PlatformFile handle,
+                                                 bool close_source_handle) {
 #if defined(OS_WIN)
   HANDLE raw_handle = INVALID_HANDLE_VALUE;
   DWORD options = DUPLICATE_SAME_ACCESS;
   if (close_source_handle)
     options |= DUPLICATE_CLOSE_SOURCE;
   if (handle == INVALID_HANDLE_VALUE ||
       !::DuplicateHandle(::GetCurrentProcess(), handle, ::GetCurrentProcess(),
                          &raw_handle, 0, FALSE, options)) {
     return IPC::InvalidPlatformFileForTransit();
   }
@@ skipping 13 matching lines @@
   // condition.
   int fd = close_source_handle ? handle : ::dup(handle);
   return base::FileDescriptor(fd, true);
 #else
   #error Not implemented.
 #endif
 }
 
 PlatformFileForTransit TakeFileHandleForProcess(base::File file,
                                                 base::ProcessHandle process) {
-  return GetFileHandleForProcess(file.TakePlatformFile(), process, true);
+  return GetPlatformFileForTransit(file.TakePlatformFile(), true);
 }
 
 }  // namespace IPC