Update how we send draws to gpu backend to reduce state setting.

src/gpu/batches/GrNinePatch.cpp

Index: src/gpu/batches/GrNinePatch.cpp
diff --git a/src/gpu/batches/GrNinePatch.cpp b/src/gpu/batches/GrNinePatch.cpp
index bbd28019f9ff7a14c21638054b0352bc4ce62a08..db05318a6a4e0da24c8c3b5910f7e8f48583ae49 100644
--- a/src/gpu/batches/GrNinePatch.cpp
+++ b/src/gpu/batches/GrNinePatch.cpp
@@ -91,7 +91,7 @@ private:
             return;
         }
 
-        target->initDraw(gp, this->pipeline());
+        target->initDraw(gp, kTriangles_GrPrimitiveType);
 
         size_t vertexStride = gp->getVertexStride();
         int instanceCount = fGeoData.count();
@@ -99,8 +99,7 @@ private:
         SkAutoTUnref<const GrIndexBuffer> indexBuffer(
                 target->resourceProvider()->refQuadIndexBuffer());
         InstancedHelper helper;
-        void* vertices = helper.init(target, kTriangles_GrPrimitiveType, vertexStride,
-                                     indexBuffer, kVertsPerRect,
+        void* vertices = helper.init(target, vertexStride, indexBuffer, kVertsPerRect,
                                      kIndicesPerRect, instanceCount * kRectsPerInstance);
         if (!vertices || !indexBuffer) {
             SkDebugf("Could not allocate vertices\n");