views: Update event-related API to use PointF/RectF instead of Point/Rect.

ui/app_list/views/speech_view.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 "ui/app_list/views/speech_view.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "grit/ui_resources.h"
 #include "grit/ui_strings.h"
 #include "ui/app_list/app_list_model.h"
@@ skipping 57 matching lines @@
 }
 
 // MicButton is an image button with circular hit area.
 class MicButton : public views::ImageButton {
  public:
   explicit MicButton(views::ButtonListener* listener);
   virtual ~MicButton();
 
  private:
   // Overridden from views::View:
-  virtual bool HitTestRect(const gfx::Rect& rect) const OVERRIDE;
+  virtual bool HitTestRect(const gfx::RectF& rect) const OVERRIDE;
 
   DISALLOW_COPY_AND_ASSIGN(MicButton);
 };
 
 MicButton::MicButton(views::ButtonListener* listener)
     : views::ImageButton(listener) {}
 
 MicButton::~MicButton() {}
 
-bool MicButton::HitTestRect(const gfx::Rect& rect) const {
+bool MicButton::HitTestRect(const gfx::RectF& rect) const {
   if (!views::ImageButton::HitTestRect(rect))
     return false;
 
   gfx::Rect local_bounds = GetLocalBounds();
   int radius = local_bounds.width() / 2;
   return (rect.origin() - local_bounds.CenterPoint()).LengthSquared() <
       radius * radius;
 }
 
 }  // namespace
@@ skipping 130 matching lines @@
     resource_id = IDR_APP_LIST_SPEECH_MIC_ON;
   else if (new_state == SPEECH_RECOGNITION_IN_SPEECH)
     resource_id = IDR_APP_LIST_SPEECH_MIC_RECORDING;
 
   ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
   mic_button_->SetImage(views::Button::STATE_NORMAL,
                         bundle.GetImageSkiaNamed(resource_id));
 }
 
 }  // namespace app_list