Do not add TabContents from packaged apps to the task manager.

chrome/browser/extensions/extension_browsertest.h

Index: chrome/browser/extensions/extension_browsertest.h
diff --git a/chrome/browser/extensions/extension_browsertest.h b/chrome/browser/extensions/extension_browsertest.h
index 3fd53a2ac94ee59949ebfb3e9b7a95790b1de7e8..e3c54127f8cca8456ab9fc622e49d2ce77e19071 100644
--- a/chrome/browser/extensions/extension_browsertest.h
+++ b/chrome/browser/extensions/extension_browsertest.h
@@ -51,14 +51,23 @@ class ExtensionBrowserTest : virtual public InProcessBrowserTest,
   // InProcessBrowserTest
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE;
 
-  const extensions::Extension* LoadExtension(const FilePath& path);
+  static const extensions::Extension* LoadExtension(
+      Browser* browser, NotificationObserver* observer, const FilePath& path);
+  const extensions::Extension* LoadExtension(const FilePath& path) {
+    return LoadExtension(browser(), this, path);
+  }
 
   // Same as above, but enables the extension in incognito mode first.
   const extensions::Extension* LoadExtensionIncognito(const FilePath& path);
 
-  const extensions::Extension* LoadExtensionWithFlags(
+  static const extensions::Extension* LoadExtensionWithFlags(
+      Browser* browser, NotificationObserver* observer,
       const FilePath& path, int flags);
 
+  const extensions::Extension* LoadExtensionWithFlags(
+      const FilePath& path, int flags) {
+    return LoadExtensionWithFlags(browser(), this, path, flags);
+  }
   // Loads extension and imitates that it is a component extension.
   const extensions::Extension* LoadExtensionAsComponent(const FilePath& path);
 
@@ -238,7 +247,11 @@ class ExtensionBrowserTest : virtual public InProcessBrowserTest,
       Browser* browser,
       bool from_webstore);
 
-  bool WaitForExtensionViewsToLoad();
+  static bool WaitForExtensionViewsToLoad(
+      Browser* browser, NotificationObserver* observer);
+  bool WaitForExtensionViewsToLoad() {
+    return WaitForExtensionViewsToLoad(browser(), this);
+  }
 
   // When waiting for page action count to change, we wait until it reaches this
   // value.