Make callers of CommandLine use it via the base:: namespace.

ppapi/nacl_irt/ppapi_dispatcher.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 "ppapi/nacl_irt/ppapi_dispatcher.h"
 
 #include <map>
 #include <set>
 
 #include "build/build_config.h"
@@ skipping 147 matching lines @@
 
 void PpapiDispatcher::OnMsgInitializeNaClDispatcher(
     const PpapiNaClPluginArgs& args) {
   static bool command_line_and_logging_initialized = false;
   if (command_line_and_logging_initialized) {
     LOG(FATAL) << "InitializeNaClDispatcher must be called once per plugin.";
     return;
   }
 
   command_line_and_logging_initialized = true;
-  CommandLine::Init(0, NULL);
+  base::CommandLine::Init(0, NULL);
   for (size_t i = 0; i < args.switch_names.size(); ++i) {
     DCHECK(i < args.switch_values.size());
-    CommandLine::ForCurrentProcess()->AppendSwitchASCII(
+    base::CommandLine::ForCurrentProcess()->AppendSwitchASCII(
         args.switch_names[i], args.switch_values[i]);
   }
   logging::LoggingSettings settings;
   settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;
   logging::InitLogging(settings);
 
   proxy::PluginGlobals::Get()->set_keepalive_throttle_interval_milliseconds(
       args.keepalive_throttle_interval_milliseconds);
 
   // Tell the process-global GetInterface which interfaces it can return to the
@@ skipping 35 matching lines @@
     NOTREACHED();
     return;
   }
   std::map<uint32, proxy::PluginDispatcher*>::iterator dispatcher =
       plugin_dispatchers_.find(id);
   if (dispatcher != plugin_dispatchers_.end())
     dispatcher->second->OnMessageReceived(msg);
 }
 
 }  // namespace ppapi