Add Vector2d classes that represent offsets, instead of using Point.

chrome/browser/ui/panels/panel_browsertest.cc

 // Copyright (c) 2012 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 "base/bind.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/debugger/devtools_window.h"
 #include "chrome/browser/net/url_request_mock_util.h"
 #include "chrome/browser/prefs/browser_prefs.h"
@@ skipping 495 matching lines @@
 #endif
 IN_PROC_BROWSER_TEST_F(PanelBrowserTest, MAYBE_AnimateBounds) {
   Panel* panel = CreatePanelWithBounds("PanelTest", gfx::Rect(0, 0, 100, 100));
   scoped_ptr<NativePanelTesting> panel_testing(
       CreateNativePanelTesting(panel));
 
   // Validates that no animation should be triggered when the panel is being
   // dragged.
   gfx::Point mouse_location(panel->GetBounds().origin());
   panel_testing->PressLeftMouseButtonTitlebar(mouse_location);
-  panel_testing->DragTitlebar(mouse_location.Add(gfx::Point(-100, 5)));
+  panel_testing->DragTitlebar(mouse_location.Add(gfx::Vector2d(-100, 5)));
   EXPECT_FALSE(panel_testing->IsAnimatingBounds());
   panel_testing->FinishDragTitlebar();
 
   // Set bounds with animation.
   gfx::Rect bounds = gfx::Rect(10, 20, 150, 160);
   panel->SetPanelBounds(bounds);
   EXPECT_TRUE(panel_testing->IsAnimatingBounds());
   WaitForBoundsAnimationFinished(panel);
   EXPECT_FALSE(panel_testing->IsAnimatingBounds());
   EXPECT_EQ(bounds, panel->GetBounds());
@@ skipping 1155 matching lines @@
   ::MSG key_msg = { NULL, WM_KEYDOWN, ui::VKEY_W, 0 };
   content::NativeWebKeyboardEvent key_event(key_msg);
   key_event.modifiers = content::NativeWebKeyboardEvent::ControlKey;
 #else
   content::NativeWebKeyboardEvent key_event;
 #endif
   panel->HandleKeyboardEvent(key_event);
   signal.Wait();
   EXPECT_EQ(0, panel_manager->num_panels());
 }