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

This reverts commit r12185.

Review URL: https://codereview.chromium.org/66813002

git-svn-id: http://skia.googlecode.com/svn/trunk@12187 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/gl/GrGLProgram.cpp b/src/gpu/gl/GrGLProgram.cpp
index 5b030fa..accaf88 100644
--- a/src/gpu/gl/GrGLProgram.cpp
+++ b/src/gpu/gl/GrGLProgram.cpp
@@ -207,10 +207,10 @@
         coverage = 0;
     } else if (blendOpts & GrDrawState::kEmitCoverage_BlendOptFlag) {
         color = 0xffffffff;
-        coverage = drawState.getCoverageColor();
+        coverage = drawState.getCoverage();
     } else {
         color = drawState.getColor();
-        coverage = drawState.getCoverageColor();
+        coverage = drawState.getCoverage();
     }
 
     this->setColor(drawState, color, sharedState);