more cleanup after removing volatile from bitmap

Change-Id: I3d7b2f59a5657640c3d60f5a2f6e1277d7593096
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/302038
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
diff --git a/src/gpu/GrBitmapTextureMaker.cpp b/src/gpu/GrBitmapTextureMaker.cpp
index 566621d..62b1308 100644
--- a/src/gpu/GrBitmapTextureMaker.cpp
+++ b/src/gpu/GrBitmapTextureMaker.cpp
@@ -46,7 +46,7 @@
         , fBudgeted(cachePolicy == GrImageTexGenPolicy::kNew_Uncached_Unbudgeted
                             ? SkBudgeted::kNo
                             : SkBudgeted::kYes) {
-    if (/*!bitmap.isVolatile() && */ cachePolicy == GrImageTexGenPolicy::kDraw) {
+    if (cachePolicy == GrImageTexGenPolicy::kDraw) {
         SkIPoint origin = bitmap.pixelRefOrigin();
         SkIRect subset = SkIRect::MakeXYWH(origin.fX, origin.fY, bitmap.width(),
                                            bitmap.height());