diff -r 000000000000 -r 6474c204b198 gfx/skia/trunk/src/gpu/gl/debug/GrTextureUnitObj.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx/skia/trunk/src/gpu/gl/debug/GrTextureUnitObj.cpp	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,31 @@
+
+/*
+ * Copyright 2012 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "GrTextureUnitObj.h"
+#include "GrTextureObj.h"
+
+void GrTextureUnitObj::setTexture(GrTextureObj *texture)  {
+
+    if (fTexture) {
+        GrAlwaysAssert(fTexture->getBound(this));
+        fTexture->resetBound(this);
+
+        GrAlwaysAssert(!fTexture->getDeleted());
+        fTexture->unref();
+    }
+
+    fTexture = texture;
+
+    if (fTexture) {
+        GrAlwaysAssert(!fTexture->getDeleted());
+        fTexture->ref();
+
+        GrAlwaysAssert(!fTexture->getBound(this));
+        fTexture->setBound(this);
+    }
+}