Fix Clang error on SettingChange.

BUG=None
TEST=None

Review URL: http://codereview.chromium.org/8597009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@110685 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/protector/setting_change.cc

+// Copyright (c) 2011 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/browser/protector/setting_change.h"
+
+namespace protector {
+
+SettingChange::SettingChange() {
+}
+
+SettingChange::~SettingChange() {
+}
+
+bool SettingChange::Init(Protector* protector) {
+  return true;
+}
+
+void SettingChange::Apply(Protector* protector) {
+}
+
+void SettingChange::Discard(Protector* protector) {
+}
+
+}  // namespace protector

chrome/browser/protector/setting_change.h

@@ -21,19 +21,19 @@ class Protector;
 // Base class for setting change tracked by Protector.
 class SettingChange {
  public:
-  SettingChange() {}
-  virtual ~SettingChange() {}
+  SettingChange();
+  virtual ~SettingChange();
 
   // Applies initial actions to the setting if needed. Must be called before
   // any other calls are made, including text getters. Returns true if
   // initialization was successful.
-  virtual bool Init(Protector* protector) { return true; }
+  virtual bool Init(Protector* protector);
 
   // Persists new setting if needed.
-  virtual void Apply(Protector* protector) {}
+  virtual void Apply(Protector* protector);
 
   // Restores old setting if needed.
-  virtual void Discard(Protector* protector) {}
+  virtual void Discard(Protector* protector);
 
   // Returns the wrench menu item and bubble title.
   virtual string16 GetTitle() const = 0;

chrome/chrome_browser.gypi

@@ -1972,6 +1972,7 @@
         'browser/protector/keys.h',
         'browser/protector/protector.cc',
         'browser/protector/protector.h',
+        'browser/protector/setting_change.cc',
         'browser/protector/setting_change.h',
         'browser/protector/settings_change_global_error.cc',
         'browser/protector/settings_change_global_error.h',