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

src/gpu/GrAAHairLinePathRenderer.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrAAHairLinePathRenderer.h"
 
 #include "GrContext.h"
@@ skipping 741 matching lines @@
     const SkMatrix* toSrc = NULL;
     SkMatrix ivm;
 
     if (viewM.hasPerspective()) {
         if (viewM.invert(&ivm)) {
             toSrc = &ivm;
         }
     }
     devBounds->set(lines.begin(), lines.count());
     for (int i = 0; i < lineCnt; ++i) {
-        add_line(&lines[2*i], toSrc, drawState->getCoverageColor(), &verts);
+        add_line(&lines[2*i], toSrc, drawState->getCoverage(), &verts);
     }
     // All the verts computed by add_line are within sqrt(1^2 + 0.5^2) of the end points.
     static const SkScalar kSqrtOfOneAndAQuarter = SkFloatToScalar(1.118f);
     // Add a little extra to account for vector normalization precision.
     static const SkScalar kOutset = kSqrtOfOneAndAQuarter + SK_Scalar1 / 20;
     devBounds->outset(kOutset, kOutset);
 
     return true;
 }
 
@@ skipping 255 matching lines @@
                                     &devBounds);
                 conics += n;
             }
         }
     }
 
     target->resetIndexSource();
 
     return true;
 }