Remove deferred fade shader workaround from RenderText

ui/gfx/render_text_win.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 "ui/gfx/render_text_win.h"
 
 #include <algorithm>
 
 #include "base/i18n/break_iterator.h"
 #include "base/i18n/char_iterator.h"
@@ skipping 737 matching lines @@
 
   std::vector<SkPoint> pos;
 
   internal::SkiaTextRenderer renderer(canvas);
   ApplyFadeEffects(&renderer);
   ApplyTextShadows(&renderer);
 
   renderer.SetFontRenderParams(
       font_list().GetPrimaryFont().GetFontRenderParams(),
       background_is_transparent());
+  renderer.CorrectPaintFlags(background_is_transparent());
 
   ApplyCompositionAndSelectionStyles();
 
   for (size_t i = 0; i < lines().size(); ++i) {
     const internal::Line& line = lines()[i];
     const Vector2d line_offset = GetLineOffset(i);
 
     // Skip painting empty lines or lines outside the display rect area.
     if (!display_rect().Intersects(Rect(PointAtOffsetFromOrigin(line_offset),
                                         ToCeiledSize(line.size))))
@@ skipping 456 matching lines @@
   size_t position = LayoutIndexToTextIndex(run->range.end());
   position = IndexOfAdjacentGrapheme(position, CURSOR_BACKWARD);
   return SelectionModel(position, CURSOR_FORWARD);
 }
 
 RenderText* RenderText::CreateNativeInstance() {
   return new RenderTextWin;
 }
 
 }  // namespace gfx