Move ViewMatrix off of drawstate

BUG=skia:

Review URL: https://codereview.chromium.org/815553003
diff --git a/src/gpu/GrInOrderDrawBuffer.h b/src/gpu/GrInOrderDrawBuffer.h
index ec73e4c..5a616e1 100644
--- a/src/gpu/GrInOrderDrawBuffer.h
+++ b/src/gpu/GrInOrderDrawBuffer.h
@@ -202,6 +202,7 @@
                 const GrDeviceCoordTexture* dstCopy) SK_OVERRIDE;
     void onDrawRect(GrDrawState*,
                     GrColor,
+                    const SkMatrix& viewMatrix,
                     const SkRect& rect,
                     const SkRect* localRect,
                     const SkMatrix* localMatrix) SK_OVERRIDE;