Fix print preview clipping issues due to scaling.

chrome/renderer/print_web_view_helper_linux.cc

 // Copyright (c) 2011 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 "chrome/renderer/print_web_view_helper.h"
 
 #include "base/file_descriptor_posix.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/common/print_messages.h"
@@ skipping 199 matching lines @@
                                 &margin_top_in_points,
                                 &margin_right_in_points,
                                 &margin_bottom_in_points,
                                 &margin_left_in_points);
 
   gfx::Size page_size(
       content_width_in_points + margin_right_in_points +
           margin_left_in_points,
       content_height_in_points + margin_top_in_points +
           margin_bottom_in_points);
-  gfx::Point content_origin(margin_left_in_points, margin_top_in_points);
+  gfx::Rect content_area(margin_left_in_points, margin_top_in_points,
+                         content_width_in_points, content_height_in_points);
 
   skia::PlatformDevice* device = metafile->StartPageForVectorCanvas(
-      page_size, content_origin, 1.0f);
+      page_size, content_area, 1.0f);
   if (!device)
     return;
 
   canvas->reset(new skia::VectorCanvas(device));
   printing::MetafileSkiaWrapper::SetMetafileOnCanvas(canvas->get(), metafile);
   frame->printPage(params.page_number, canvas->get());
 
   // TODO(myhuang): We should handle transformation for paper margins.
   // TODO(myhuang): We should render the header and the footer.
 
   // Done printing. Close the device context to retrieve the compiled metafile.
   if (!metafile->FinishPage())
     NOTREACHED() << "metafile failed";
 }