Restrict query bounds for reduce clip to dev bounds

src/gpu/batches/GrAALinearizingConvexPathRenderer.cpp

Index: src/gpu/batches/GrAALinearizingConvexPathRenderer.cpp
diff --git a/src/gpu/batches/GrAALinearizingConvexPathRenderer.cpp b/src/gpu/batches/GrAALinearizingConvexPathRenderer.cpp
index e6cf035ce6a86ec6170bbe95109ae8c59d63ba02..d54c10ae96638e78d8c1fca3c06a600dd9bbb8ad 100644
--- a/src/gpu/batches/GrAALinearizingConvexPathRenderer.cpp
+++ b/src/gpu/batches/GrAALinearizingConvexPathRenderer.cpp
@@ -264,6 +264,14 @@ private:
 
         // compute bounds
         fBounds = geometry.fPath.getBounds();
+        SkScalar w = geometry.fStrokeWidth;
+        if (w > 0) {
+            w /= 2;

[robertphillips, 2015/11/23 18:58:46]

// comment here about miter falling back to bevel ?

[bsalomon, 2015/11/23 19:01:19]

Done.

+            if (SkPaint::kMiter_Join == geometry.fJoin && w > 1.f) {
+                w *= geometry.fMiterLimit;
+            }
+            fBounds.outset(w, w);
+        }
         geometry.fViewMatrix.mapRect(&fBounds);
     }