Nobody defines SK_SUPPORT_HINTING_SCALE_FACTOR any more, so remove it.

include/core/SkPaint.h

Index: include/core/SkPaint.h
diff --git a/include/core/SkPaint.h b/include/core/SkPaint.h
index fa0c61e4ea5f1813aee8902bccaa3ce937e07c63..52321ddaf6c8738a83d69e156d4fb7cd70e98271 100644
--- a/include/core/SkPaint.h
+++ b/include/core/SkPaint.h
@@ -717,20 +717,6 @@ public:
     */
     void setTextSkewX(SkScalar skewX);
 
-#ifdef SK_SUPPORT_HINTING_SCALE_FACTOR
-    /** Return the paint's scale factor used for correctly rendering
-        glyphs in high DPI mode without text subpixel positioning.
-        @return the scale factor used for rendering glyphs in high DPI mode.
-    */
-    SkScalar getHintingScaleFactor() const { return fHintingScaleFactor; }
-
-    /** Set the paint's scale factor used for correctly rendering
-        glyphs in high DPI mode without text subpixel positioning.
-        @param the scale factor used for rendering glyphs in high DPI mode.
-    */
-    void setHintingScaleFactor(SkScalar hintingScaleFactor);
-#endif
-
     /** Describes how to interpret the text parameters that are passed to paint
         methods like measureText() and getTextWidths().
     */
@@ -998,9 +984,6 @@ private:
     SkScalar        fTextSize;
     SkScalar        fTextScaleX;
     SkScalar        fTextSkewX;
-#ifdef SK_SUPPORT_HINTING_SCALE_FACTOR
-    SkScalar        fHintingScaleFactor;
-#endif
 
     SkPathEffect*   fPathEffect;
     SkShader*       fShader;