Adds an integration test for uninstalling app list search results.

chrome/browser/ui/app_list/app_list_service_mac.mm

Index: chrome/browser/ui/app_list/app_list_service_mac.mm
diff --git a/chrome/browser/ui/app_list/app_list_service_mac.mm b/chrome/browser/ui/app_list/app_list_service_mac.mm
index 592f71d0c489cedfbb9f1e812de82c963a3105dd..fb8cc1e5e32b6963722c4f74b625118cfe402c7a 100644
--- a/chrome/browser/ui/app_list/app_list_service_mac.mm
+++ b/chrome/browser/ui/app_list/app_list_service_mac.mm
@@ -37,6 +37,7 @@
 #include "grit/google_chrome_strings.h"
 #import "ui/app_list/cocoa/app_list_view_controller.h"
 #import "ui/app_list/cocoa/app_list_window_controller.h"
+#import "ui/app_list/cocoa/apps_grid_controller.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/display.h"
@@ -72,6 +73,7 @@ class AppListServiceMac : public AppListServiceImpl,
   virtual void DismissAppList() OVERRIDE;
   virtual bool IsAppListVisible() const OVERRIDE;
   virtual gfx::NativeWindow GetAppListWindow() OVERRIDE;
+  virtual app_list::AppListModel* GetAppListModelForTesting() OVERRIDE;
 
   // AppListServiceImpl overrides:
   virtual void CreateShortcut() OVERRIDE;
@@ -394,6 +396,11 @@ NSWindow* AppListServiceMac::GetAppListWindow() {
   return [window_controller_ window];
 }
 
+app_list::AppListModel* AppListServiceMac::GetAppListModelForTesting() {
+  return
+      [[[window_controller_ appListViewController] appsGridController] model];
+}
+
 void AppListServiceMac::OnShimLaunch(apps::AppShimHandler::Host* host,
                                      apps::AppShimLaunchType launch_type) {
   if (IsAppListVisible())