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

ui/views/view.h

Index: ui/views/view.h
diff --git a/ui/views/view.h b/ui/views/view.h
index 314ebb7ddeaef6756bfa2450148a5c6badcb4062..5ba242464086aaa1672191ccdeaa326a9a959eab 100644
--- a/ui/views/view.h
+++ b/ui/views/view.h
@@ -559,7 +559,7 @@ class VIEWS_EXPORT View : public ui::LayerDelegate,
 
   // Convenience functions which calls into GetEventHandler() with
   // a 1x1 rect centered at |point|.
-  View* GetEventHandlerForPoint(const gfx::Point& point);
+  View* GetEventHandlerForPoint(const gfx::PointF& point);
 
   // If point-based targeting should be used, return the deepest visible
   // descendant that contains the center point of |rect|.
@@ -568,7 +568,7 @@ class VIEWS_EXPORT View : public ui::LayerDelegate,
   // its area covered by |rect|. If no such descendant exists, return the
   // deepest visible descendant that contains the center point of |rect|.
   // See http://goo.gl/3Jp2BD for more information about rect-based targeting.
-  virtual View* GetEventHandlerForRect(const gfx::Rect& rect);
+  virtual View* GetEventHandlerForRect(const gfx::RectF& rect);
 
   // Returns the deepest visible descendant that contains the specified point
   // and supports tooltips. If the view does not contain the point, returns
@@ -584,10 +584,10 @@ class VIEWS_EXPORT View : public ui::LayerDelegate,
 
   // A convenience function which calls HitTestRect() with a rect of size
   // 1x1 and an origin of |point|.
-  bool HitTestPoint(const gfx::Point& point) const;
+  bool HitTestPoint(const gfx::PointF& point) const;
 
   // Tests whether |rect| intersects this view's bounds.
-  virtual bool HitTestRect(const gfx::Rect& rect) const;
+  virtual bool HitTestRect(const gfx::RectF& rect) const;
 
   // Returns true if the mouse cursor is over |view| and mouse events are
   // enabled.
@@ -924,7 +924,7 @@ class VIEWS_EXPORT View : public ui::LayerDelegate,
 
   // Returns true if the mouse was dragged enough to start a drag operation.
   // delta_x and y are the distance the mouse was dragged.
-  static bool ExceededDragThreshold(const gfx::Vector2d& delta);
+  static bool ExceededDragThreshold(const gfx::Vector2dF& delta);
 
   // Accessibility -------------------------------------------------------------
 
@@ -988,13 +988,13 @@ class VIEWS_EXPORT View : public ui::LayerDelegate,
     // Sets possible_drag to true and start_pt to the specified point.
     // This is invoked by the target view if it detects the press may generate
     // a drag.
-    void PossibleDrag(const gfx::Point& p);
+    void PossibleDrag(const gfx::PointF& p);
 
     // Whether the press may generate a drag.
     bool possible_drag;
 
     // Coordinates of the mouse press.
-    gfx::Point start_pt;
+    gfx::PointF start_pt;
   };
 
   // Size and disposition ------------------------------------------------------
@@ -1182,8 +1182,8 @@ class VIEWS_EXPORT View : public ui::LayerDelegate,
   // the DragController. Subclasses may wish to override rather than install
   // a DragController.
   // See DragController for a description of these methods.
-  virtual int GetDragOperations(const gfx::Point& press_pt);
-  virtual void WriteDragData(const gfx::Point& press_pt, OSExchangeData* data);
+  virtual int GetDragOperations(const gfx::PointF& press_pt);
+  virtual void WriteDragData(const gfx::PointF& press_pt, OSExchangeData* data);
 
   // Returns whether we're in the middle of a drag session that was initiated
   // by us.
@@ -1418,7 +1418,7 @@ class VIEWS_EXPORT View : public ui::LayerDelegate,
   // in the view's coordinate system.
   // Returns true if a drag was started.
   bool DoDrag(const ui::LocatedEvent& event,
-              const gfx::Point& press_pt,
+              const gfx::PointF& press_pt,
               ui::DragDropTypes::DragEventSource source);
 
   //////////////////////////////////////////////////////////////////////////////