Revert to old rect conversion behavior

content/renderer/browser_plugin/browser_plugin_backing_store.cc

 // Copyright (c) 2012 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/renderer/browser_plugin/browser_plugin_backing_store.h"
 
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/rect_conversions.h"
 #include "ui/gfx/size_conversions.h"
@@ skipping 21 matching lines @@
 
 void BrowserPluginBackingStore::PaintToBackingStore(
     const gfx::Rect& bitmap_rect,
     const std::vector<gfx::Rect>& copy_rects,
     TransportDIB* dib) {
   if (bitmap_rect.IsEmpty())
     return;
 
   gfx::RectF scaled_bitmap_rect = bitmap_rect;
   scaled_bitmap_rect.Scale(scale_factor_);
-  gfx::Rect pixel_bitmap_rect = gfx::ToEnclosingRect(scaled_bitmap_rect);
+  gfx::Rect pixel_bitmap_rect =
+      gfx::ToFlooredRectDeprecated(scaled_bitmap_rect);
 
   const int width = pixel_bitmap_rect.width();
   const int height = pixel_bitmap_rect.height();
 
   if (width <= 0 || width > kMaxSize ||
       height <= 0 || height > kMaxSize)
     return;
 
   if (!dib)
     return;
@@ skipping 36 matching lines @@
 
   int x = std::min(pixel_rect.x(), pixel_rect.x() - pixel_dx);
   int y = std::min(pixel_rect.y(), pixel_rect.y() - pixel_dy);
   int w = pixel_rect.width() + abs(pixel_dx);
   int h = pixel_rect.height() + abs(pixel_dy);
   SkIRect rect = SkIRect::MakeXYWH(x, y, w, h);
   bitmap_.scrollRect(&rect, pixel_dx, pixel_dy);
 }
 
 }  // namespace content