Cleanup: Constify more ExtensionService methods, and IWYU.

chrome/browser/extensions/api/tabs/tabs.cc

 // Copyright (c) 2012 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/extensions/api/tabs/tabs.h"
 
 #include <algorithm>
 #include <limits>
 #include <vector>
 
 #include "base/base64.h"
 #include "base/bind.h"
+#include "base/command_line.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/message_loop.h"
 #include "base/stl_util.h"
 #include "base/string16.h"
 #include "base/string_number_conversions.h"
 #include "base/string_util.h"
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/api/tabs/tabs_constants.h"
@@ skipping 46 matching lines @@
 #include "content/public/common/url_constants.h"
 #include "skia/ext/image_operations.h"
 #include "skia/ext/platform_canvas.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/base/ui_base_types.h"
 #include "ui/gfx/codec/jpeg_codec.h"
 #include "ui/gfx/codec/png_codec.h"
 
 #if defined(USE_ASH)
 #include "ash/ash_switches.h"
-#include "base/command_line.h"
 #include "chrome/browser/ui/views/ash/panel_view_aura.h"
 #endif
 
 #if defined(OS_WIN)
 #include "base/win/metro.h"
 #endif  // OS_WIN
 
 namespace Get = extensions::api::windows::Get;
 namespace GetAll = extensions::api::windows::GetAll;
 namespace GetCurrent = extensions::api::windows::GetCurrent;
@@ skipping 1730 matching lines @@
   // called for every API call the extension made.
   GotLanguage(language);
 }
 
 void DetectTabLanguageFunction::GotLanguage(const std::string& language) {
   SetResult(Value::CreateStringValue(language.c_str()));
   SendResponse(true);
 
   Release();  // Balanced in Run()
 }