Move Webstore URL concepts to //extensions

extensions/common/extensions_client.h

 // Copyright 2013 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_COMMON_EXTENSIONS_CLIENT_H_
 #define EXTENSIONS_COMMON_EXTENSIONS_CLIENT_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 79 matching lines @@
   virtual base::StringPiece GetAPISchema(const std::string& name) const = 0;
 
   // Register non-generated API schema resources with the global ExtensionAPI.
   // Called when the ExtensionAPI is lazily initialized.
   virtual void RegisterAPISchemaResources(ExtensionAPI* api) const = 0;
 
   // Determines if certain fatal extensions errors should be surpressed
   // (i.e., only logged) or allowed (i.e., logged before crashing).
   virtual bool ShouldSuppressFatalErrors() const = 0;
 
+  // Returns the base webstore URL prefix.
+  virtual std::string GetWebstoreBaseURL() const = 0;
+
+  // Returns the URL to use for update manifest queries.
+  virtual std::string GetWebstoreUpdateURL() const = 0;
+
+  // Returns a flag indicating whether or not a given URL is a valid
+  // extension blacklist URL.
+  virtual bool IsBlacklistUpdateURL(const GURL& url) const = 0;
+
   // Return the extensions client.
   static ExtensionsClient* Get();
 
   // Initialize the extensions system with this extensions client.
   static void Set(ExtensionsClient* client);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_COMMON_EXTENSIONS_CLIENT_H_