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

ash/drag_drop/drag_drop_controller_unittest.cc

Index: ash/drag_drop/drag_drop_controller_unittest.cc
diff --git a/ash/drag_drop/drag_drop_controller_unittest.cc b/ash/drag_drop/drag_drop_controller_unittest.cc
index 9ef0b9b7954eab4caef0aea3ed567fda3cd6c1d1..51a13c9120f8d7004a06d1092e47de39fecb07f8 100644
--- a/ash/drag_drop/drag_drop_controller_unittest.cc
+++ b/ash/drag_drop/drag_drop_controller_unittest.cc
@@ -71,11 +71,11 @@ class DragTestView : public views::View {
 
  private:
   // View overrides:
-  virtual int GetDragOperations(const gfx::Point& press_pt) OVERRIDE {
+  virtual int GetDragOperations(const gfx::PointF& press_pt) OVERRIDE {
     return ui::DragDropTypes::DRAG_COPY;
   }
 
-  virtual void WriteDragData(const gfx::Point& p,
+  virtual void WriteDragData(const gfx::PointF& p,
                              OSExchangeData* data) OVERRIDE {
     data->SetString(base::UTF8ToUTF16("I am being dragged"));
     gfx::ImageSkiaRep image_rep(gfx::Size(10, 20), 1.0f);