Implementation of the "Redirect URLs to Packaged Apps" feature.

chrome/browser/extensions/extension_service.h

Index: chrome/browser/extensions/extension_service.h
diff --git a/chrome/browser/extensions/extension_service.h b/chrome/browser/extensions/extension_service.h
index 4fe80206c850947ed8327d380bb1a74a07c80743..09b632cebfc3f3362b4e97d15d153abdddedf971 100644
--- a/chrome/browser/extensions/extension_service.h
+++ b/chrome/browser/extensions/extension_service.h
@@ -38,6 +38,7 @@
 #include "chrome/common/extensions/manifest.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
+#include "ipc/ipc_listener.h"
 #include "sync/api/string_ordinal.h"
 #include "sync/api/sync_change.h"
 #include "sync/api/syncable_service.h"
@@ -408,6 +409,25 @@ class ExtensionService
   // tab. In this case, |url| is also rewritten to an error URL.
   bool ShouldBlockUrlInBrowserTab(GURL* url);
 
+  // Looks if there is a platform app that's registered itself for handling
+  // a URL pattern(s) that matches |url|. If there is, launches the app, using
+  // the onLaunched event with |url|, |referrerUrl| and the just found
+  // handler ID as launch parameters, and returns true.
+  // Otherwise, returns false.
+  // This way of redirecting URLs is for use in browser-initiated that happen
+  // in the browser process.
+  bool MaybeRedirectUrlToApp(const GURL& url, const GURL& referrer_url);
+
+  // Launches an app with |app_id|, via an onLaunched event with |handler_id|,
+  // |url| and |referrerUrl| as launch parameters. This is registered to listen
+  // to the respective IPC control message from a renderer process to provide
+  // a way of redirecting URLs for navigations initiated within a
+  // renderer (e.g. WebKit-initiated).
+  bool RedirectUrlToApp(const std::string& app_id,
+                        const std::string& handler_id,
+                        const GURL& url,
+                        const GURL& referrer_url);
+
   // Called when the initial extensions load has completed.
   virtual void OnLoadedInstalledExtensions();