gfx: Make conversions from Size to SizeF be explicit.

content/browser/renderer_host/input/touch_emulator.cc

 // Copyright 2014 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 "content/browser/renderer_host/input/touch_emulator.h"
 
 #include "content/browser/renderer_host/input/motion_event_web.h"
 #include "content/browser/renderer_host/input/web_input_event_util.h"
 #include "content/common/input/web_touch_event_traits.h"
 #include "content/grit/content_resources.h"
@@ skipping 112 matching lines @@
   cursor_info.type = blink::WebCursorInfo::TypeCustom;
   cursor_info.image_scale_factor = scale;
   cursor_info.custom_image = cursor_image.AsBitmap();
   cursor_info.hotspot =
       gfx::Point(cursor_image.Width() / 2, cursor_image.Height() / 2);
 #if defined(OS_WIN)
   cursor_info.external_handle = 0;
 #endif
 
   cursor->InitFromCursorInfo(cursor_info);
-  return gfx::ScaleSize(cursor_image.Size(), 1.f / scale);
+  return gfx::ScaleSize(gfx::SizeF(cursor_image.Size()), 1.f / scale);
 }
 
 bool TouchEmulator::HandleMouseEvent(const WebMouseEvent& mouse_event) {
   if (!enabled())
     return false;
 
   if (mouse_event.button == WebMouseEvent::ButtonRight &&
       mouse_event.type == WebInputEvent::MouseDown) {
     client_->ShowContextMenuAtPoint(gfx::Point(mouse_event.x, mouse_event.y));
   }
@@ skipping 302 matching lines @@
   point.screenPosition.x = mouse_event.globalX;
   point.position.y = mouse_event.y;
   point.screenPosition.y = mouse_event.globalY;
 }
 
 bool TouchEmulator::InPinchGestureMode() const {
   return shift_pressed_;
 }
 
 }  // namespace content