Fix ref cnt'ing issue in GrProgramElement.

src/gpu/GrProgramElement.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrProgramElement.h"
 #include "GrGpuResourceRef.h"
 
@@ skipping 13 matching lines @@
     // GrGpuResourceRef will give up its single ref and/or pending read/write in its destructor.
     SkASSERT(fRefCnt > 0);
     if (0 == fPendingExecutions) {
         for (int i = 0; i < fGpuResources.count(); ++i) {
             fGpuResources[i]->markPendingIO();
         }
     }
     ++fPendingExecutions;
     this->unref();
     if (0 == fRefCnt) {
-        for (int i = 0; i < fGpuResources.count(); ++i) {
-            fGpuResources[i]->removeRef();
-        }
+        this->removeRefs();
     }
 }
 
 void GrProgramElement::completedExecution() const {
     this->validate();
     --fPendingExecutions;
     if (0 == fPendingExecutions) {
         if (0 == fRefCnt) {
             SkDELETE(this);
         } else {
             // Now our pending executions have ocurred and we still have refs. Convert
             // ownership of our resources back to regular refs.
             for (int i = 0; i < fGpuResources.count(); ++i) {
                 fGpuResources[i]->pendingIOComplete();
             }
 
         }
     }
 }
+
+void GrProgramElement::removeRefs() const {
+    for (int i = 0; i < fGpuResources.count(); ++i) {
+        fGpuResources[i]->removeRef();
+    }
+}