Move CommandLine to base namespace.

extensions/common/feature_switch.h

 // 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.
 
 #ifndef EXTENSIONS_COMMON_FEATURE_SWITCH_H_
 #define EXTENSIONS_COMMON_FEATURE_SWITCH_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 
+namespace base {
 class CommandLine;
+}
 
 namespace extensions {
 
 // A switch that can turn a feature on or off. Typically controlled via
 // command-line switches but can be overridden, e.g., for testing.
 class FeatureSwitch {
  public:
   static FeatureSwitch* easy_off_store_install();
   static FeatureSwitch* force_dev_mode_highlighting();
   static FeatureSwitch* global_commands();
@@ skipping 20 matching lines @@
    private:
     FeatureSwitch* feature_;
     FeatureSwitch::OverrideValue previous_value_;
     DISALLOW_COPY_AND_ASSIGN(ScopedOverride);
   };
 
   // |switch_name| can be NULL, in which case the feature is controlled solely
   // by the default and override values.
   FeatureSwitch(const char* switch_name,
                 DefaultValue default_value);
-  FeatureSwitch(const CommandLine* command_line,
+  FeatureSwitch(const base::CommandLine* command_line,
                 const char* switch_name,
                 DefaultValue default_value);
 
   // Consider using ScopedOverride instead.
   void SetOverrideValue(OverrideValue value);
   OverrideValue GetOverrideValue() const;
 
   bool IsEnabled() const;
 
  private:
-  void Init(const CommandLine* command_line,
+  void Init(const base::CommandLine* command_line,
             const char* switch_name,
             DefaultValue default_value);
 
   std::string GetLegacyEnableFlag() const;
   std::string GetLegacyDisableFlag() const;
 
-  const CommandLine* command_line_;
+  const base::CommandLine* command_line_;
   const char* switch_name_;
   bool default_value_;
   OverrideValue override_value_;
 
   DISALLOW_COPY_AND_ASSIGN(FeatureSwitch);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_COMMON_FEATURE_SWITCH_H_