Cleanup: Use base::CommandLine in mojo/

mojo/embedder/platform_channel_pair_posix.cc

 // 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.
 
 #include "mojo/embedder/platform_channel_pair.h"
 
 #include <fcntl.h>
 #include <sys/socket.h>
 #include <sys/types.h>
 #include <unistd.h>
@@ skipping 42 matching lines @@
 #endif  // defined(OS_MACOSX)
 
   server_handle_.reset(PlatformHandle(fds[0]));
   DCHECK(server_handle_.is_valid());
   client_handle_.reset(PlatformHandle(fds[1]));
   DCHECK(client_handle_.is_valid());
 }
 
 // static
 ScopedPlatformHandle PlatformChannelPair::PassClientHandleFromParentProcess(
-    const CommandLine& command_line) {
+    const base::CommandLine& command_line) {
   std::string client_fd_string =
       command_line.GetSwitchValueASCII(kMojoPlatformChannelHandleSwitch);
   int client_fd = -1;
   if (client_fd_string.empty() ||
       !base::StringToInt(client_fd_string, &client_fd) ||
       client_fd < base::GlobalDescriptors::kBaseDescriptor) {
     LOG(ERROR) << "Missing or invalid --" << kMojoPlatformChannelHandleSwitch;
     return ScopedPlatformHandle();
   }
 
   return ScopedPlatformHandle(PlatformHandle(client_fd));
 }
 
 void PlatformChannelPair::PrepareToPassClientHandleToChildProcess(
-    CommandLine* command_line,
+    base::CommandLine* command_line,
     base::FileHandleMappingVector* handle_passing_info) const {
   DCHECK(command_line);
   DCHECK(handle_passing_info);
   // This is an arbitrary sanity check. (Note that this guarantees that the loop
   // below will terminate sanely.)
   CHECK_LT(handle_passing_info->size(), 1000u);
 
   DCHECK(client_handle_.is_valid());
 
   // Find a suitable FD to map our client handle to in the child process.
@@ skipping 13 matching lines @@
       << kMojoPlatformChannelHandleSwitch << "="
       << command_line->GetSwitchValueASCII(kMojoPlatformChannelHandleSwitch);
   // (Any existing switch won't actually be removed from the command line, but
   // the last one appended takes precedence.)
   command_line->AppendSwitchASCII(kMojoPlatformChannelHandleSwitch,
                                   base::IntToString(target_fd));
 }
 
 }  // namespace embedder
 }  // namespace mojo