Revert 130697 - Reland r130462: Implement FeatureProvider for ExtensionAPI."

chrome/common/extensions/permission_feature.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/common/extensions/permission_feature.h"
-
-#include "chrome/common/extensions/extension_permission_set.h"
-
-namespace extensions {
-
-PermissionFeature::PermissionFeature() {
-}
-
-PermissionFeature::~PermissionFeature() {
-}
-
-Feature::Availability PermissionFeature::IsAvailableToContext(
-    const Extension* extension,
-    Feature::Context context,
-    Feature::Platform platform) const {
-  Availability availability = Feature::IsAvailableToContext(extension,
-                                                            context,
-                                                            platform);
-  if (availability != IS_AVAILABLE)
-    return availability;
-
-  if (!extension->HasAPIPermission(name()))
-    return NOT_PRESENT;
-
-  return IS_AVAILABLE;
-}
-
-}  // namespace