Show extension tabs in task manager and correctly label apps.

chrome/browser/extensions/extensions_service.cc

Index: chrome/browser/extensions/extensions_service.cc
diff --git a/chrome/browser/extensions/extensions_service.cc b/chrome/browser/extensions/extensions_service.cc
index 8284defa8beba74c927f4ac02c46eb5339534173..5fb1d24b61542288cbc33a4bd87669649bc39bf8 100644
--- a/chrome/browser/extensions/extensions_service.cc
+++ b/chrome/browser/extensions/extensions_service.cc
@@ -524,6 +524,16 @@ bool ExtensionsService::IsDownloadFromMiniGallery(const GURL& download_url) {
                          false);  // case_sensitive
 }
 
+bool ExtensionsService::IsInstalledApp(const GURL& url) {
+  // Check for hosted app.
+  if (GetExtensionByWebExtent(url) != NULL)
+    return true;
+
+  // Check for packaged app.
+  const Extension* extension = GetExtensionByURL(url);
+  return extension != NULL && extension->is_app();
+}
+
 // static
 bool ExtensionsService::UninstallExtensionHelper(
     ExtensionsService* extensions_service,