Move content settings extension API to content_settings dir.

chrome/browser/extensions/extension_content_settings_api_constants.h

Index: chrome/browser/extensions/extension_content_settings_api_constants.h
diff --git a/chrome/browser/extensions/extension_content_settings_api_constants.h b/chrome/browser/extensions/extension_content_settings_api_constants.h
deleted file mode 100644
index 4ada1464cd2125db11a8634a53b31360e888aeaa..0000000000000000000000000000000000000000
--- a/chrome/browser/extensions/extension_content_settings_api_constants.h
+++ /dev/null
@@ -1,33 +0,0 @@
-// 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.
-
-// Constants used for the Content Settings API.
-
-#ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_CONTENT_SETTINGS_API_CONSTANTS_H__
-#define CHROME_BROWSER_EXTENSIONS_EXTENSION_CONTENT_SETTINGS_API_CONSTANTS_H__
-#pragma once
-
-namespace extension_content_settings_api_constants {
-
-// Keys.
-extern const char kContentSettingKey[];
-extern const char kContentSettingsTypeKey[];
-extern const char kDescriptionKey[];
-extern const char kIdKey[];
-extern const char kPatternKey[];
-extern const char kPrimaryPatternKey[];
-extern const char kPrimaryUrlKey[];
-extern const char kResourceIdentifierKey[];
-extern const char kRuleKey[];
-extern const char kSecondaryPatternKey[];
-extern const char kSecondaryUrlKey[];
-
-// Errors.
-extern const char kIncognitoContextError[];
-extern const char kIncognitoSessionOnlyError[];
-extern const char kInvalidUrlError[];
-
-}
-
-#endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_CONTENT_SETTINGS_API_CONSTANTS_H__