Refactor ExtensionManifestTest to allow usage in src/extensions

chrome/common/extensions/manifest_tests/extension_manifests_webview_accessible_resources_unittest.cc

 // Copyright 2014 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/strings/string_number_conversions.h"
-#include "chrome/common/extensions/manifest_tests/extension_manifest_test.h"
+#include "chrome/common/extensions/manifest_tests/chrome_manifest_test.h"
 #include "extensions/common/error_utils.h"
 #include "extensions/common/manifest_constants.h"
 #include "extensions/common/manifest_handlers/webview_info.h"
 
 using extensions::ErrorUtils;
 using extensions::Extension;
 using extensions::WebviewInfo;
 namespace errors = extensions::manifest_errors;
 
-class WebviewAccessibleResourcesManifestTest : public ExtensionManifestTest {
+class WebviewAccessibleResourcesManifestTest : public ChromeManifestTest {
 };
 
 TEST_F(WebviewAccessibleResourcesManifestTest, WebviewAccessibleResources) {
   // Manifest version 2 with webview accessible resources specified.
   scoped_refptr<Extension> extension1(
       LoadAndExpectSuccess("webview_accessible_resources_1.json"));
 
   EXPECT_FALSE(
       WebviewInfo::IsResourceWebviewAccessible(extension1.get(),
                                                "fail",
@@ skipping 76 matching lines @@
   LoadAndExpectError("webview_accessible_resources_invalid5.json",
                      errors::kInvalidWebviewPartitionName);
   LoadAndExpectError("webview_accessible_resources_invalid6.json",
                      errors::kInvalidWebviewAccessibleResourcesList);
   LoadAndExpectError("webview_accessible_resources_invalid7.json",
                      errors::kInvalidWebviewAccessibleResourcesList);
   LoadAndExpectError("webview_accessible_resources_invalid8.json",
       ErrorUtils::FormatErrorMessage(
           errors::kInvalidWebviewAccessibleResource, base::IntToString(0)));
 }