Pass bounds into draw calls in path renderers.

src/gpu/GrAAHairLinePathRenderer.cpp

Index: src/gpu/GrAAHairLinePathRenderer.cpp
diff --git a/src/gpu/GrAAHairLinePathRenderer.cpp b/src/gpu/GrAAHairLinePathRenderer.cpp
index da54ed643c1d99a990791cd19848a78e45a82747..e78b56339b1318a5b19119f6618a763bf08e6a6f 100644
--- a/src/gpu/GrAAHairLinePathRenderer.cpp
+++ b/src/gpu/GrAAHairLinePathRenderer.cpp
@@ -816,6 +816,9 @@ bool GrAAHairLinePathRenderer::onDrawPath(const SkPath& path,
     GrEffectRef* hairLineEffect = HairLineEdgeEffect::Create();
     GrEffectRef* hairQuadEffect = HairQuadEdgeEffect::Create();
 
+    SkRect devBounds;
+    GetPathDevBounds(path, drawState->getRenderTarget(), adcd.getOriginalMatrix(), &devBounds);
+
     target->setIndexSourceToBuffer(fLinesIndexBuffer);
     int lines = 0;
     int nBufLines = fLinesIndexBuffer->maxQuads();
@@ -826,7 +829,8 @@ bool GrAAHairLinePathRenderer::onDrawPath(const SkPath& path,
                             kVertsPerLineSeg*lines,    // startV
                             0,                         // startI
                             kVertsPerLineSeg*n,        // vCount
-                            kIdxsPerLineSeg*n);        // iCount
+                            kIdxsPerLineSeg*n,
+                            &devBounds);        // iCount
         lines += n;
     }
 
@@ -839,7 +843,8 @@ bool GrAAHairLinePathRenderer::onDrawPath(const SkPath& path,
                             4 * lineCnt + kVertsPerQuad*quads, // startV
                             0,                                 // startI
                             kVertsPerQuad*n,                   // vCount
-                            kIdxsPerQuad*n);                   // iCount
+                            kIdxsPerQuad*n,                    // iCount
+                            &devBounds);
         quads += n;
     }
     target->resetIndexSource();