Move DrawInfo out from GrDrawTarget and rename to GrVertices.

src/gpu/GrBatch.cpp

Index: src/gpu/GrBatch.cpp
diff --git a/src/gpu/GrBatch.cpp b/src/gpu/GrBatch.cpp
index 38ab1429a2f87766c3afe192946f7620c6a5128b..7d1c0ae25fb1c14b7a623187a56cc8a38301c69a 100644
--- a/src/gpu/GrBatch.cpp
+++ b/src/gpu/GrBatch.cpp
@@ -69,7 +69,7 @@ void* GrBatch::InstancedHelper::init(GrBatchTarget* batchTarget, GrPrimitiveType
     size_t ibSize = indexBuffer->gpuMemorySize();
     fMaxInstancesPerDraw = static_cast<int>(ibSize / (sizeof(uint16_t) * indicesPerInstance));
 
-    fDrawInfo.initInstanced(primType, vertexBuffer, indexBuffer,
+    fVertices.initInstanced(primType, vertexBuffer, indexBuffer,
         firstVertex, verticesPerInstance, indicesPerInstance, &fInstancesRemaining,
         fMaxInstancesPerDraw);
     SkASSERT(fMaxInstancesPerDraw > 0);