change drawAtlas to behave like drawVertices

Bug: skia:6571
Change-Id: If60c30755ec0548df0e9bdeca2f3af0bc87764ca
Reviewed-on: https://skia-review.googlesource.com/14642
Reviewed-by: Brian Salomon <bsalomon@google.com>
Reviewed-by: Florin Malita <fmalita@chromium.org>
Commit-Queue: Mike Reed <reed@google.com>
diff --git a/src/gpu/SkGpuDevice.cpp b/src/gpu/SkGpuDevice.cpp
index 5d996c8..2d3178c 100644
--- a/src/gpu/SkGpuDevice.cpp
+++ b/src/gpu/SkGpuDevice.cpp
@@ -1561,8 +1561,7 @@
     if (hasTexs && skPaint.getShader()) {
         if (hasColors) {
             // When there are texs and colors the shader and colors are combined using bmode.
-            return SkPaintToGrPaintWithXfermode(context, rtc, skPaint, matrix, bmode, false,
-                                                grPaint);
+            return SkPaintToGrPaintWithXfermode(context, rtc, skPaint, matrix, bmode, grPaint);
         } else {
             // We have a shader, but no colors to blend it against.
             return SkPaintToGrPaint(context, rtc, skPaint, matrix, grPaint);
@@ -1681,7 +1680,7 @@
     GrPaint grPaint;
     if (colors) {
         if (!SkPaintToGrPaintWithXfermode(this->context(), fRenderTargetContext.get(), p,
-                                          this->ctm(), (SkBlendMode)mode, true, &grPaint)) {
+                                          this->ctm(), (SkBlendMode)mode, &grPaint)) {
             return;
         }
     } else {