commit 884200ef76bbd25ab31e061a24cc8c8268dacca0
author reed <reed@google.com> Mon Jun 29 09:00:20 2015 -0700
committer Commit bot <commit-bot@chromium.org> Mon Jun 29 09:00:20 2015 -0700
tree 36414a7ab6a837955426527ec25994fcab2cc79b
parent 3e47d49b46b3ab62071218ef3dd44642c9713e04

remove premature discard optimization

BUG=skia:

Review URL: https://codereview.chromium.org/1212613005

src/image/SkSurface_Gpu.cpp

diff --git a/src/image/SkSurface_Gpu.cpp b/src/image/SkSurface_Gpu.cpp
index 34532f7..71bed3a 100644
--- a/src/image/SkSurface_Gpu.cpp
+++ b/src/image/SkSurface_Gpu.cpp
@@ -33,13 +33,11 @@
             rt->prepareForExternalRead();   // todo: rename to prepareForExternalAccess()
             break;
         case kFlushWrite_TextureHandleAccess:
+        case kDiscardWrite_TextureHandleAccess:
+            // for now we don't special-case on Discard, but we may in the future.
             this->notifyContentWillChange(kRetain_ContentChangeMode);
             rt->flushWrites();
             break;
-        case kDiscardWrite_TextureHandleAccess:
-            this->notifyContentWillChange(kDiscard_ContentChangeMode);
-            rt->discard();
-            break;
     }
     return rt->asTexture()->getTextureHandle();
 }