[TextBlob] Plumb a Font param for setupPaint().

Source/platform/fonts/Font.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2006, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (c) 2007, 2008, 2010 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 245 matching lines @@
 
     if (glyphOverflow)
         updateGlyphOverflowFromBounds(glyphBounds, fontMetrics(), glyphOverflow);
     return result;
 }
 
 namespace {
 
 template <bool hasOffsets>
 bool buildTextBlobInternal(const GlyphBuffer& glyphBuffer, SkScalar initialAdvance,
-    const SkRect* bounds, bool couldUseLCD, SkTextBlobBuilder& builder)
+    const SkRect* bounds, bool couldUseLCD, SkTextBlobBuilder& builder, const Font& font)
 {
     SkScalar x = initialAdvance;
     unsigned i = 0;
     while (i < glyphBuffer.size()) {
         const SimpleFontData* fontData = glyphBuffer.fontDataAt(i);
 
         // FIXME: Handle vertical text.
         if (fontData->platformData().orientation() == Vertical)
             return false;
 
         // FIXME: FontPlatformData makes some decisions on the device scale
         // factor, which is found via the GraphicsContext. This should be fixed
         // to avoid correctness problems here.
         SkPaint paint;
-        fontData->platformData().setupPaint(&paint);
+        fontData->platformData().setupPaint(&paint, 0, &font);
         paint.setTextEncoding(SkPaint::kGlyphID_TextEncoding);
 
         // FIXME: this should go away after the big LCD cleanup.
         paint.setLCDRenderText(paint.isLCDRenderText() && couldUseLCD);
 
         unsigned start = i++;
         while (i < glyphBuffer.size() && glyphBuffer.fontDataAt(i) == fontData)
             i++;
         unsigned count = i - start;
 
@@ skipping 25 matching lines @@
 PassTextBlobPtr Font::buildTextBlob(const GlyphBuffer& glyphBuffer, float initialAdvance,
     const FloatRect& bounds, bool couldUseLCD) const
 {
     ASSERT(RuntimeEnabledFeatures::textBlobEnabled());
 
     SkTextBlobBuilder builder;
     SkScalar advance = SkFloatToScalar(initialAdvance);
     SkRect skBounds = bounds;
 
     bool success = glyphBuffer.hasOffsets() ?
-        buildTextBlobInternal<true>(glyphBuffer, advance, &skBounds, couldUseLCD, builder) :
-        buildTextBlobInternal<false>(glyphBuffer, advance, &skBounds, couldUseLCD, builder);
+        buildTextBlobInternal<true>(glyphBuffer, advance, &skBounds, couldUseLCD, builder, *this) :
+        buildTextBlobInternal<false>(glyphBuffer, advance, &skBounds, couldUseLCD, builder, *this);
     return success ? adoptRef(builder.build()) : nullptr;
 }
 
 static inline FloatRect pixelSnappedSelectionRect(FloatRect rect)
 {
     // Using roundf() rather than ceilf() for the right edge as a compromise to
     // ensure correct caret positioning.
     float roundedX = roundf(rect.x());
     return FloatRect(roundedX, rect.y(), roundf(rect.maxX() - roundedX), rect.height());
 }
@@ skipping 757 matching lines @@
                 if (delta <= 0)
                     break;
             }
         }
     }
 
     return offset;
 }
 
 } // namespace blink