Fix for WebView accessible resources.

extensions/renderer/renderer_extension_registry.h

 // Copyright 2015 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 EXTENSIONS_RENDERER_RENDERER_EXTENSION_REGISTRY_H_
 #define EXTENSIONS_RENDERER_RENDERER_EXTENSION_REGISTRY_H_
 
 #include <string>
 
 #include "base/synchronization/lock.h"
@@ skipping 14 matching lines @@
 
   // Returns the ExtensionSet that underlies this RenderExtensionRegistry.
   //
   // This is not thread-safe and must only be called on the RenderThread, but
   // even so, it's not thread safe because other threads may decide to
   // modify this. Don't persist a reference to this.
   //
   // TODO(annekao): remove or make thread-safe and callback-based.
   const ExtensionSet* GetMainThreadExtensionSet() const;
 
+  // This method is used to let RendererExtensionRegistry know which webview
+  // partition ID this render process is associated with, if any. This ID is
+  // used to find the correct entry in extension manifests for webview
+  // accessible resources.
+  void SetWebviewPartitionID(const std::string& partition_id);

[not at google - send to devlin, 2015/08/27 20:01:25]

This class is a set of extensions. Knowledge about webview doesn't belong here.

[paulmeyer, 2015/08/31 15:32:55]

Okay, I will instead store the partition ID right in ResourceRequestPolicy,
which is where it is actually used.

+
+  std::string webview_partition_id() const { return webview_partition_id_; }
+
   size_t size() const;
   bool is_empty() const;
 
   // Forwards to the ExtensionSet methods by the same name.
   bool Contains(const std::string& id) const;
   bool Insert(const scoped_refptr<const Extension>& extension);
   bool Remove(const std::string& id);
   std::string GetExtensionOrAppIDByURL(const GURL& url) const;
   const Extension* GetExtensionOrAppByURL(const GURL& url) const;
   const Extension* GetHostedAppByURL(const GURL& url) const;
   const Extension* GetByID(const std::string& id) const;
   ExtensionIdSet GetIDs() const;
   bool ExtensionBindingsAllowed(const GURL& url) const;
 
  private:
   ExtensionSet extensions_;
 
   mutable base::Lock lock_;
 
+  std::string webview_partition_id_;
+
   DISALLOW_COPY_AND_ASSIGN(RendererExtensionRegistry);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_RENDERER_RENDERER_EXTENSION_REGISTRY_H_