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

chrome/browser/ui/views/tabs/tab.cc

Index: chrome/browser/ui/views/tabs/tab.cc
diff --git a/chrome/browser/ui/views/tabs/tab.cc b/chrome/browser/ui/views/tabs/tab.cc
index 9a529f08c15c9217c784f4ecd3718d6352d9bd72..a02a49a9de07e7090765f5a7c7fb8f019ac6457e 100644
--- a/chrome/browser/ui/views/tabs/tab.cc
+++ b/chrome/browser/ui/views/tabs/tab.cc
@@ -240,7 +240,7 @@ class Tab::TabCloseButton : public views::ImageButton {
   virtual ~TabCloseButton() {}
 
   // Overridden from views::View.
-  virtual View* GetEventHandlerForRect(const gfx::Rect& rect) OVERRIDE {
+  virtual View* GetEventHandlerForRect(const gfx::RectF& rect) OVERRIDE {
     if (!views::UsePointBasedTargeting(rect))
       return View::GetEventHandlerForRect(rect);
 
@@ -259,7 +259,7 @@ class Tab::TabCloseButton : public views::ImageButton {
     // http://crbug.com/145258
 #endif
 
-    return contents_bounds.Intersects(rect) ? this : parent();
+    return gfx::RectF(contents_bounds).Intersects(rect) ? this : parent();
   }
 
   // Overridden from views::View.