Remove font subpixel positioning flag

third_party/WebKit/Source/platform/fonts/win/FontPlatformDataWin.cpp

 /*
  * Copyright (C) 2006, 2007 Apple Computer, Inc.
  * Copyright (c) 2006, 2007, 2008, 2009, 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 44 matching lines @@
     uint32_t flags = paint->getFlags();
     static const uint32_t textFlagsMask = SkPaint::kAntiAlias_Flag |
         SkPaint::kLCDRenderText_Flag;
     flags &= ~textFlagsMask;
 
     if (ts <= kMaxSizeForEmbeddedBitmap)
         flags |= SkPaint::kEmbeddedBitmapText_Flag;
 
     if (ts >= m_minSizeForAntiAlias) {
 
-        if (m_useSubpixelPositioning
-            // Disable subpixel text for certain older fonts at smaller sizes as
-            // they tend to get quite blurry at non-integer sizes and positions.
-            // For high-DPI this workaround isn't required.
-            && (ts >= m_minSizeForSubpixel
+        // Disable subpixel text for certain older fonts at smaller sizes as
+        // they tend to get quite blurry at non-integer sizes and positions.
+        // For high-DPI this workaround isn't required.
+        if ((ts >= m_minSizeForSubpixel
                 || FontCache::fontCache()->deviceScaleFactor() >= 1.5)
 
             // Subpixel text positioning looks pretty bad without font
             // smoothing. Disable it unless some type of font smoothing is used.
             // As most tests run without font smoothing we enable it for tests
             // to ensure we get good test coverage matching the more common
             // smoothing enabled behavior.
             && ((textFlags & SkPaint::kAntiAlias_Flag)
                 || LayoutTestSupport::isRunningLayoutTest()))
             flags |= SkPaint::kSubpixelText_Flag;
@@ skipping 30 matching lines @@
     // Many web-fonts are so poorly hinted that they are terrible to read when drawn in BW.
     // In these cases, we have decided to FORCE these fonts to be drawn with at least grayscale AA,
     // even when the System (getSystemTextFlags) tells us to draw only in BW.
     if (isWebFont(fontFamilyName))
         textFlags |= SkPaint::kAntiAlias_Flag;
 
     return textFlags;
 }
 
 
-void FontPlatformData::querySystemForRenderStyle(bool)
+void FontPlatformData::querySystemForRenderStyle()
 {
     m_paintTextFlags = computePaintTextFlags(fontFamilyName());
 }
 
-bool FontPlatformData::defaultUseSubpixelPositioning()
-{
-    return FontCache::fontCache()->useSubpixelPositioning();
-}
-
 } // namespace blink