Refugee from Dead Machine 4: MDB Monster

src/gpu/GrRenderTarget.cpp

Index: src/gpu/GrRenderTarget.cpp
diff --git a/src/gpu/GrRenderTarget.cpp b/src/gpu/GrRenderTarget.cpp
index e547021227724d03e11ab0bb4c9053989eb8288e..bade46e4900c7538b2b0e0840c19be8c09c83efb 100644
--- a/src/gpu/GrRenderTarget.cpp
+++ b/src/gpu/GrRenderTarget.cpp
@@ -24,6 +24,11 @@ GrRenderTarget::~GrRenderTarget() {
 }
 
 void GrRenderTarget::discard() {
+
+    // since we're discarding we know we don't need the prior DC
+    // TODO: we should be able to automatically know when a discard is possible:
+    //    once all pending reads are satisfied and there are no refs
+    this->setFromRawPixels(false);
     // go through context so that all necessary flushing occurs
     GrContext* context = this->getContext();
     if (!context) {
@@ -36,6 +41,8 @@ void GrRenderTarget::discard() {
     }
 
     drawContext->discard();
+
+    this->setFromRawPixels(false);
 }
 
 void GrRenderTarget::flagAsNeedingResolve(const SkIRect* rect) {