Make platform apps get isolated storage by default.

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_
 #pragma once
 
 #include <algorithm>
 #include <map>
@@ skipping 646 matching lines @@
     return content_security_policy_;
   }
 
   // App-related.
   bool is_app() const {
     return is_packaged_app() || is_hosted_app() || is_platform_app();
   }
   bool is_platform_app() const;
   bool is_hosted_app() const;
   bool is_packaged_app() const;
-  bool is_storage_isolated() const { return is_app() && is_storage_isolated_; }
+  bool is_storage_isolated() const { return is_storage_isolated_; }
   const URLPatternSet& web_extent() const { return extent_; }
   const std::string& launch_local_path() const { return launch_local_path_; }
   const std::string& launch_web_url() const { return launch_web_url_; }
   extension_misc::LaunchContainer launch_container() const {
     return launch_container_;
   }
   int launch_width() const { return launch_width_; }
   int launch_height() const { return launch_height_; }
 
   // Theme-related.
@@ skipping 53 matching lines @@
   // TODO(aa): It is really weird the way this class essentially contains a copy
   // of the underlying DictionaryValue in its members. We should decide to
   // either wrap the DictionaryValue and go with that only, or we should parse
   // into strong types and discard the value. But doing both is bad.
   bool InitFromValue(int flags, string16* error);
 
   // The following are helpers for InitFromValue to load various features of the
   // extension from the manifest.
 
   bool CheckMinimumChromeVersion(string16* error);
-  bool LoadAppIsolation(string16* error);
+  bool LoadAppIsolation(const ExtensionAPIPermissionSet& api_permissions,
+                        string16* error);
 
   bool LoadRequiredFeatures(string16* error);
   bool LoadName(string16* error);
   bool LoadVersion(string16* error);
 
   bool LoadAppFeatures(string16* error);
   bool LoadExtent(const char* key,
                   URLPatternSet* extent,
                   const char* list_error,
                   const char* value_error,
@@ skipping 376 matching lines @@
   // only contain the removed permissions.
   const ExtensionPermissionSet* permissions;
 
   UpdatedExtensionPermissionsInfo(
       const Extension* extension,
       const ExtensionPermissionSet* permissions,
       Reason reason);
 };
 
 #endif  // CHROME_COMMON_EXTENSIONS_EXTENSION_H_