Add sanbdoxed_pages to allow extension/app pages to be served in a sandboxed, unique origin

chrome/common/extensions/extension_set.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_SET_H_
 #define CHROME_COMMON_EXTENSIONS_EXTENSION_SET_H_
 #pragma once
 
 #include <iterator>
 #include <map>
@@ skipping 23 matching lines @@
   const GURL& url() const { return url_; }
 
  private:
   WebKit::WebSecurityOrigin origin_;
   GURL url_;
 };
 
 // The one true extension container. Extensions are identified by their id.
 // Only one extension can be in the set with a given ID.
 class ExtensionSet {
-public:
+ public:
   typedef std::pair<FilePath, std::string> ExtensionPathAndDefaultLocale;
   typedef std::map<std::string, scoped_refptr<const extensions::Extension> >
       ExtensionMap;
 
   // Iteration over the values of the map (given that it's an ExtensionSet,
   // it should iterate like a set iterator).
   class const_iterator :
       public std::iterator<std::input_iterator_tag,
                            scoped_refptr<const extensions::Extension> > {
    public:
@@ skipping 67 matching lines @@
   bool InSameExtent(const GURL& old_url, const GURL& new_url) const;
 
   // Look up an Extension object by id.
   const extensions::Extension* GetByID(const std::string& id) const;
 
   // Returns true if |info| should get extension api bindings and be permitted
   // to make api calls. Note that this is independent of what extension
   // permissions the given extension has been granted.
   bool ExtensionBindingsAllowed(const ExtensionURLInfo& info) const;
 
+  // Returns true if |info| is an extension page that is to be served in a
+  // unique sandboxed origin.
+  bool IsSandboxedPage(const ExtensionURLInfo& info) const;
+
  private:
   FRIEND_TEST_ALL_PREFIXES(ExtensionSetTest, ExtensionSet);
 
   ExtensionMap extensions_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionSet);
 };
 
 #endif  // CHROME_COMMON_EXTENSIONS_EXTENSION_SET_H_