Add origin() method on View and use it to simplify some callers.

chrome/browser/ui/views/screen_capture_notification_ui_views.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/screen_capture_notification_ui.h"
 
 #include "base/macros.h"
 #include "build/build_config.h"
 #include "chrome/browser/ui/views/chrome_views_export.h"
 #include "chrome/grit/generated_resources.h"
@@ skipping 44 matching lines @@
   }
   ~NotificationBarClientView() override {}
 
   void set_client_rect(const gfx::Rect& rect) { rect_ = rect; }
 
   // views::ClientView overrides.
   int NonClientHitTest(const gfx::Point& point) override {
     if (!bounds().Contains(point))
       return HTNOWHERE;
     // The whole window is HTCAPTION, except the |rect_|.
-    if (rect_.Contains(gfx::PointAtOffsetFromOrigin(point - bounds().origin())))
+    if (rect_.Contains(gfx::PointAtOffsetFromOrigin(point - origin())))
       return HTCLIENT;
 
     return HTCAPTION;
   }
 
  private:
   gfx::Rect rect_;
 
   DISALLOW_COPY_AND_ASSIGN(NotificationBarClientView);
 };
@@ skipping 248 matching lines @@
   }
 }
 
 }  // namespace
 
 std::unique_ptr<ScreenCaptureNotificationUI>
 ScreenCaptureNotificationUI::Create(const base::string16& text) {
   return std::unique_ptr<ScreenCaptureNotificationUI>(
       new ScreenCaptureNotificationUIViews(text));
 }