Renderer changes for wiring up shared memory with declarative injection

extensions/renderer/user_script_set_manager.h

Index: extensions/renderer/user_script_set_manager.h
diff --git a/extensions/renderer/user_script_set_manager.h b/extensions/renderer/user_script_set_manager.h
index 335312ccfa6afae977f9589084c11a8546d733d1..f71f4fe4c739534102d82572ab3e09dfe3c17ad4 100644
--- a/extensions/renderer/user_script_set_manager.h
+++ b/extensions/renderer/user_script_set_manager.h
@@ -56,8 +56,14 @@ class UserScriptSetManager : public content::RenderProcessObserver {
   void AddObserver(Observer* observer);
   void RemoveObserver(Observer* observer);
 
-  const UserScriptSet* GetProgrammaticScriptsByExtension(
-      const ExtensionId& extensionId);
+  // Looks up the script injection associated with |script_id| and |extension|
+  // in the context of the given |web_frame|, |tab_id|, and |url|.
+  scoped_ptr<ScriptInjection> GetInjectionForDeclarativeScript(
+      int script_id,
+      blink::WebFrame* web_frame,
+      int tab_id,
+      const GURL& url,
+      const Extension* extension);
 
   // Put all injections from |static_scripts| and each of
   // |programmatic_scripts_| into |injections|.
@@ -79,6 +85,9 @@ class UserScriptSetManager : public content::RenderProcessObserver {
   // content::RenderProcessObserver implementation.
   virtual bool OnControlMessageReceived(const IPC::Message& message) OVERRIDE;
 
+  UserScriptSet* GetProgrammaticScriptsByExtension(
+      const ExtensionId& extensionId);
+
   // Handle the UpdateUserScripts extension message.
   void OnUpdateUserScripts(base::SharedMemoryHandle shared_memory,
                            const ExtensionId& extension_id,