Convert //chrome/browser/ui from scoped_ptr to std::unique_ptr

chrome/browser/ui/cocoa/location_bar/zoom_decoration_browsertest.mm

Index: chrome/browser/ui/cocoa/location_bar/zoom_decoration_browsertest.mm
diff --git a/chrome/browser/ui/cocoa/location_bar/zoom_decoration_browsertest.mm b/chrome/browser/ui/cocoa/location_bar/zoom_decoration_browsertest.mm
index 185c8c8419766ad7112e32aebd4dd3bdb8df6572..94d45ea34fd05bf8bf5fd0b493fe7c4a644bce50 100644
--- a/chrome/browser/ui/cocoa/location_bar/zoom_decoration_browsertest.mm
+++ b/chrome/browser/ui/cocoa/location_bar/zoom_decoration_browsertest.mm
@@ -74,7 +74,7 @@ class ZoomDecorationTest : public InProcessBrowserTest {
 
  private:
   bool should_quit_on_zoom_;
-  scoped_ptr<content::HostZoomMap::Subscription> zoom_subscription_;
+  std::unique_ptr<content::HostZoomMap::Subscription> zoom_subscription_;
 
   DISALLOW_COPY_AND_ASSIGN(ZoomDecorationTest);
 };
@@ -144,7 +144,7 @@ IN_PROC_BROWSER_TEST_F(ZoomDecorationTest, HideOnInputProgress) {
   Zoom(content::PAGE_ZOOM_IN);
   EXPECT_TRUE(zoom_decoration->IsVisible());
 
-  scoped_ptr<ToolbarModel> toolbar_model(new TestToolbarModel);
+  std::unique_ptr<ToolbarModel> toolbar_model(new TestToolbarModel);
   toolbar_model->set_input_in_progress(true);
   browser()->swap_toolbar_models(&toolbar_model);
   GetLocationBar()->ZoomChangedForActiveTab(false);