Add requireHWAA param to GrPipelineBuilder constructor

src/gpu/text/GrStencilAndCoverTextContext.h

Index: src/gpu/text/GrStencilAndCoverTextContext.h
diff --git a/src/gpu/text/GrStencilAndCoverTextContext.h b/src/gpu/text/GrStencilAndCoverTextContext.h
index b1faba11b0ba93e34646ef252a9744b2fe8cf3c9..b44783dd8b0c2dc7ec3685bc1414b151bbaee52b 100644
--- a/src/gpu/text/GrStencilAndCoverTextContext.h
+++ b/src/gpu/text/GrStencilAndCoverTextContext.h
@@ -73,6 +73,8 @@ private:
         TextRun(const SkPaint& fontAndStroke);
         ~TextRun();
 
+        bool isAntiAlias() const { return fFont.isAntiAlias(); }
+
         void setText(const char text[], size_t byteLength, SkScalar x, SkScalar y);
 
         void setPosText(const char text[], size_t byteLength, const SkScalar pos[],