Move the rest of extension_manifest_constants to top-level extensions/

chrome/common/extensions/manifest_tests/extension_manifests_chromepermission_unittest.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 "base/command_line.h"
 #include "chrome/common/extensions/extension.h"
-#include "chrome/common/extensions/extension_manifest_constants.h"
 #include "chrome/common/extensions/manifest_tests/extension_manifest_test.h"
 #include "chrome/common/extensions/permissions/permissions_data.h"
 #include "chrome/common/url_constants.h"
 #include "extensions/common/error_utils.h"
 #include "extensions/common/manifest.h"
+#include "extensions/common/manifest_constants.h"
 #include "extensions/common/switches.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-namespace errors = extension_manifest_errors;
+namespace extensions {
 
-namespace extensions {
+namespace errors = manifest_errors;
 
 TEST_F(ExtensionManifestTest, ChromeURLPermissionInvalid) {
   LoadAndExpectWarning("permission_chrome_url_invalid.json",
                        ErrorUtils::FormatErrorMessage(
                            errors::kInvalidPermissionScheme,
                            chrome::kChromeUINewTabURL));
 }
 
 TEST_F(ExtensionManifestTest, ChromeURLPermissionAllowedWithFlag) {
   // Ignore the policy delegate for this test.
@@ skipping 16 matching lines @@
                            "chrome://resources/"));
   std::string error;
   LoadExtension(Manifest("permission_chrome_resources_url.json"),
                 &error,
                 extensions::Manifest::COMPONENT,
                 Extension::NO_FLAGS);
   EXPECT_EQ("", error);
 }
 
 }  // namespace extensions