Revert "Do not apply hairline optimization for paths if nv_path_rendering is used"

src/core/SkDrawProcs.h

Index: src/core/SkDrawProcs.h
diff --git a/src/core/SkDrawProcs.h b/src/core/SkDrawProcs.h
index 44532298f0040c67797d33b9e2f0cf8b8e12472f..8b8c382667a606a550402eae8977a264d8127b6a 100644
--- a/src/core/SkDrawProcs.h
+++ b/src/core/SkDrawProcs.h
@@ -59,32 +59,12 @@ struct SkDrawProcs {
     SkDraw1Glyph::Proc  fD1GProc;
 };
 
-bool SkDrawTreatAAStrokeAsHairline(SkScalar strokeWidth, const SkMatrix&,
-                                   SkScalar* coverage);
-
 /**
  *  If the current paint is set to stroke and the stroke-width when applied to
  *  the matrix is <= 1.0, then this returns true, and sets coverage (simulating
  *  a stroke by drawing a hairline with partial coverage). If any of these
  *  conditions are false, then this returns false and coverage is ignored.
  */
-inline bool SkDrawTreatAsHairline(const SkPaint& paint, const SkMatrix& matrix,
-                                  SkScalar* coverage) {
-    if (SkPaint::kStroke_Style != paint.getStyle()) {
-        return false;
-    }
-
-    SkScalar strokeWidth = paint.getStrokeWidth();
-    if (0 == strokeWidth) {
-        *coverage = SK_Scalar1;
-        return true;
-    }
-
-    if (!paint.isAntiAlias()) {
-        return false;
-    }
-
-    return SkDrawTreatAAStrokeAsHairline(strokeWidth, matrix, coverage);
-}
+bool SkDrawTreatAsHairline(const SkPaint&, const SkMatrix&, SkScalar* coverage);
 
 #endif