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

chrome/app/chrome_crash_reporter_client.cc

 // Copyright 2013 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 "chrome/app/chrome_crash_reporter_client.h"
 
 #include "base/atomicops.h"
 #include "base/command_line.h"
 #include "base/environment.h"
 #include "base/files/file_path.h"
@@ skipping 322 matching lines @@
 }
 
 bool ChromeCrashReporterClient::GetCollectStatsConsent() {
 #if defined(GOOGLE_CHROME_BUILD)
   bool is_official_chrome_build = true;
 #else
   bool is_official_chrome_build = false;
 #endif
 
 #if defined(OS_CHROMEOS)
-  bool is_guest_session = CommandLine::ForCurrentProcess()->HasSwitch(
+  bool is_guest_session = base::CommandLine::ForCurrentProcess()->HasSwitch(
       chromeos::switches::kGuestSession);
   bool is_stable_channel =
       chrome::VersionInfo::GetChannel() == chrome::VersionInfo::CHANNEL_STABLE;
 
   if (is_guest_session && is_stable_channel)
     return false;
 #endif  // defined(OS_CHROMEOS)
 
 #if defined(OS_ANDROID)
   // TODO(jcivelli): we should not initialize the crash-reporter when it was not
@@ skipping 15 matching lines @@
 bool ChromeCrashReporterClient::EnableBreakpadForProcess(
     const std::string& process_type) {
   return process_type == switches::kRendererProcess ||
          process_type == switches::kPluginProcess ||
          process_type == switches::kPpapiPluginProcess ||
          process_type == switches::kZygoteProcess ||
          process_type == switches::kGpuProcess;
 }
 
 }  // namespace chrome