Don't show host permission warnings for platform apps.

chrome/common/extensions/extension.h

 // 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.
 
 #ifndef CHROME_COMMON_EXTENSIONS_EXTENSION_H_
 #define CHROME_COMMON_EXTENSIONS_EXTENSION_H_
 
 #include <algorithm>
 #include <iosfwd>
 #include <map>
 #include <set>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/file_path.h"
 #include "base/gtest_prod_util.h"
 #include "base/hash_tables.h"
 #include "base/memory/linked_ptr.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/synchronization/lock.h"
 #include "chrome/common/extensions/command.h"
 #include "chrome/common/extensions/extension_action.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/extensions/extension_icon_set.h"
-#include "chrome/common/extensions/permissions/permission_set.h"
+#include "chrome/common/extensions/permissions/api_permission.h"
+#include "chrome/common/extensions/permissions/permission_message.h"
 #include "chrome/common/extensions/user_script.h"
 #include "chrome/common/extensions/url_pattern.h"
 #include "chrome/common/extensions/url_pattern_set.h"
 #include "googleurl/src/gurl.h"
 #include "ui/base/accelerators/accelerator.h"
 #include "ui/gfx/size.h"
 
 class ExtensionResource;
 class FileBrowserHandler;
 class SkBitmap;
 class Version;
 
 namespace base {
 class DictionaryValue;
 class ListValue;
 }
 
 namespace webkit_glue {
 struct WebIntentServiceData;
 }
 
 FORWARD_DECLARE_TEST(TabStripModelTest, Apps);
 
 namespace extensions {
 
 class Manifest;
+class PermissionSet;
 
 typedef std::set<std::string> OAuth2Scopes;
 
 // Represents a Chrome extension.
 class Extension : public base::RefCountedThreadSafe<Extension> {
  public:
   struct InstallWarning;
 
   typedef std::map<const std::string, GURL> URLOverrideMap;
   typedef std::vector<std::string> ScriptingWhitelist;
@@ skipping 1123 matching lines @@
 
   UpdatedExtensionPermissionsInfo(
       const Extension* extension,
       const PermissionSet* permissions,
       Reason reason);
 };
 
 } // namespace extensions
 
 #endif  // CHROME_COMMON_EXTENSIONS_EXTENSION_H_