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

webkit/plugins/ppapi/ppapi_plugin_instance.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 "webkit/plugins/ppapi/ppapi_plugin_instance.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
@@ skipping 1158 matching lines @@
 
   // Don't do optimized painting if the area to paint intersects with the
   // cut-out rects, otherwise we will paint over them.
   for (std::vector<gfx::Rect>::const_iterator iter = cut_outs_rects_.begin();
        iter != cut_outs_rects_.end(); ++iter) {
     if (relative_paint_bounds.Intersects(*iter))
       return false;
   }
 
   *dib = image_data->PlatformImage()->GetTransportDIB();
-  plugin_backing_store_rect.Offset(plugin_origin);
+  plugin_backing_store_rect.Offset(plugin_origin.OffsetFromOrigin());
   *location = plugin_backing_store_rect;
-  clip_page.Offset(plugin_origin);
+  clip_page.Offset(plugin_origin.OffsetFromOrigin());
   *clip = clip_page;
   // The plugin scale factor is inverted, e.g. for a device scale factor of 2x
   // the plugin scale factor is 0.5.
   *scale_factor = 1.0 / scale;
   return true;
 }
 
 string16 PluginInstance::GetSelectedText(bool html) {
   // Keep a reference on the stack. See NOTE above.
   scoped_refptr<PluginInstance> ref(this);
@@ skipping 2016 matching lines @@
   screen_size_for_fullscreen_ = gfx::Size();
   WebElement element = container_->element();
   element.setAttribute(WebString::fromUTF8(kWidth), width_before_fullscreen_);
   element.setAttribute(WebString::fromUTF8(kHeight), height_before_fullscreen_);
   element.setAttribute(WebString::fromUTF8(kBorder), border_before_fullscreen_);
   element.setAttribute(WebString::fromUTF8(kStyle), style_before_fullscreen_);
 }
 
 }  // namespace ppapi
 }  // namespace webkit