void GrStencilAndCoverTextContext::TextBlob::init(const SkTextBlob* skBlob,
                                                  const SkPaint& skPaint) {
    fCpuMemorySize = sizeof(TextBlob);
    SkPaint runPaint(skPaint);
    for (SkTextBlobRunIterator iter(skBlob); !iter.done(); iter.next()) {
        iter.applyFontToPaint(&runPaint); // No need to re-seed the paint.
        if (runPaint.getTextSize() <= 0) {
            continue;
        }
        TextRun* run = this->addToTail(runPaint);

        const char* text = reinterpret_cast<const char*>(iter.glyphs());
        size_t byteLength = sizeof(uint16_t) * iter.glyphCount();
        const SkPoint& runOffset = iter.offset();

        switch (iter.positioning()) {
            case SkTextBlob::kDefault_Positioning:
                run->setText(text, byteLength, runOffset.fX, runOffset.fY);
                break;
            case SkTextBlob::kHorizontal_Positioning:
                run->setPosText(text, byteLength, iter.pos(), 1, SkPoint::Make(0, runOffset.fY));
                break;
            case SkTextBlob::kFull_Positioning:
                run->setPosText(text, byteLength, iter.pos(), 2, SkPoint::Make(0, 0));
                break;
        }

        fCpuMemorySize += run->computeSizeInCache();
    }
}
void GrStencilAndCoverTextContext::TextBlob::init(const SkTextBlob* skBlob, const SkPaint& skPaint,
                                                  GrContext* ctx, const SkSurfaceProps* props) {
    fCpuMemorySize = sizeof(TextBlob);
    SkPaint runPaint(skPaint);
    for (SkTextBlob::RunIterator iter(skBlob); !iter.done(); iter.next()) {
        iter.applyFontToPaint(&runPaint); // No need to re-seed the paint.
        TextRun* run = SkNEW_INSERT_AT_LLIST_TAIL(this, TextRun, (runPaint));

        const char* text = reinterpret_cast<const char*>(iter.glyphs());
        size_t byteLength = sizeof(uint16_t) * iter.glyphCount();
        const SkPoint& runOffset = iter.offset();

        switch (iter.positioning()) {
            case SkTextBlob::kDefault_Positioning:
                run->setText(text, byteLength, runOffset.fX, runOffset.fY, ctx, props);
                break;
            case SkTextBlob::kHorizontal_Positioning:
                run->setPosText(text, byteLength, iter.pos(), 1, SkPoint::Make(0, runOffset.fY),
                                ctx, props);
                break;
            case SkTextBlob::kFull_Positioning:
                run->setPosText(text, byteLength, iter.pos(), 2, SkPoint::Make(0, 0), ctx, props);
                break;
        }

        fCpuMemorySize += run->cpuMemorySize();
    }
}