Do not apply hairline optimization for paths if nv_path_rendering is used

src/gpu/SkGpuDevice.cpp

Index: src/gpu/SkGpuDevice.cpp
diff --git a/src/gpu/SkGpuDevice.cpp b/src/gpu/SkGpuDevice.cpp
index 6617989848771e231c7141dd16c4b458b3adad05..2ba5ddfab2969dc5b58991643a5c9946e99a397a 100644
--- a/src/gpu/SkGpuDevice.cpp
+++ b/src/gpu/SkGpuDevice.cpp
@@ -12,7 +12,8 @@
 
 #include "GrContext.h"
 #include "GrBitmapTextContext.h"
-
+#include "GrGpu.h"
+#include "GrDrawTargetCaps.h"
 #include "SkGrTexturePixelRef.h"
 
 #include "SkColorFilter.h"
@@ -855,6 +856,11 @@ SkBitmap wrap_texture(GrTexture* texture) {
     return result;
 }
 
+bool treat_paint_as_hairline(const SkPaint& paint, const GrContext* context, SkScalar* hairlineCoverage) {

[bsalomon, 2013/10/24 13:28:36]

Kimmo, maybe we can do this check from GrContext::drawPath()?

[Kimmo Kinnunen, 2013/10/30 09:33:41]

Done.

+    return !context->getGpu()->caps()->pathRenderingSupport() &&
+           SkDrawTreatAsHairline(paint, context->getMatrix(), hairlineCoverage);
+}
+
 };
 
 void SkGpuDevice::drawPath(const SkDraw& draw, const SkPath& origSrcPath,
@@ -871,7 +877,7 @@ void SkGpuDevice::drawPath(const SkDraw& draw, const SkPath& origSrcPath,
     // can we cheat, and treat a thin stroke as a hairline w/ coverage
     // if we can, we draw lots faster (raster device does this same test)
     SkScalar hairlineCoverage;
-    bool doHairLine = SkDrawTreatAsHairline(paint, fContext->getMatrix(), &hairlineCoverage);
+    bool doHairLine = treat_paint_as_hairline(paint, fContext, &hairlineCoverage);
     if (doHairLine) {
         grPaint.setCoverage(SkScalarRoundToInt(hairlineCoverage * grPaint.getCoverage()));
     }