Work-around Windows 8 bug causing print footers and headers to have incorrect size.

chrome/renderer/print_web_view_helper.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 "chrome/renderer/print_web_view_helper.h"
 
 #include <string>
 
 #include "base/auto_reset.h"
 #include "base/command_line.h"
@@ skipping 425 matching lines @@
     printing::VerticalHeaderFooterPosition vertical_position,
     double offset_to_baseline) {
 #if defined(USE_RENDER_TEXT)
   paint->SetText(text);
   paint->SetFontSize(printing::kSettingHeaderFooterFontSize);
   double text_width_in_points = paint->GetStringSize().width();
   SkPoint point = GetHeaderFooterPosition(webkit_scale_factor, page_layout,
                                           horizontal_position,
                                           vertical_position, offset_to_baseline,
                                           text_width_in_points);
-  paint->SetFontSize(printing::kSettingHeaderFooterFontSize /
-                     webkit_scale_factor);
+  // Set the scaled font size before drawing the text.
+  // This creates a new font instead of calling |paint->SetFontSize()| to work
+  // around a Windows 8 bug. See: http://crbug.com/139206
+  gfx::FontList font_list(
+      gfx::Font(printing::kSettingHeaderFooterFontFamilyName,
+                printing::kSettingHeaderFooterFontSize / webkit_scale_factor));
+  paint->SetFontList(font_list);
   gfx::Size size(paint->GetStringSize());
   gfx::Rect rect(point.x(), point.y() - paint->GetBaseline(),
                  size.width(), size.height());
   paint->SetDisplayRect(rect);
   {
     SkMatrix m = canvas->getTotalMatrix();
     ui::ScaleFactor device_scale_factor = ui::GetScaleFactorFromScale(
         SkScalarAbs(m.getScaleX()));
     scoped_ptr<gfx::Canvas> gfx_canvas(gfx::Canvas::CreateCanvasWithoutScaling(
         canvas, device_scale_factor));
@@ skipping 1417 matching lines @@
   DCHECK(IsRendering());
   return prep_frame_view_->GetPrintCanvasSize();
 }
 
 void PrintWebViewHelper::PrintPreviewContext::ClearContext() {
   prep_frame_view_.reset();
   metafile_.reset();
   pages_to_render_.clear();
   error_ = PREVIEW_ERROR_NONE;
 }