diff -r 000000000000 -r 6474c204b198 gfx/skia/trunk/src/gpu/gl/debug/GrTextureObj.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx/skia/trunk/src/gpu/gl/debug/GrTextureObj.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,57 @@
+
+/*
+ * Copyright 2012 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef GrTextureObj_DEFINED
+#define GrTextureObj_DEFINED
+
+#include "GrFBBindableObj.h"
+
+class GrTextureUnitObj;
+
+////////////////////////////////////////////////////////////////////////////////
+class GrTextureObj : public GrFBBindableObj {
+    GR_DEFINE_CREATOR(GrTextureObj);
+
+public:
+    GrTextureObj()
+        : GrFBBindableObj() {
+    }
+
+    virtual ~GrTextureObj() {
+        GrAlwaysAssert(0 == fTextureUnitReferees.count());
+    }
+
+    void setBound(GrTextureUnitObj *referee) {
+        fTextureUnitReferees.append(1, &referee);
+    }
+
+    void resetBound(GrTextureUnitObj *referee) {
+        int index = fTextureUnitReferees.find(referee);
+        GrAlwaysAssert(0 <= index);
+        fTextureUnitReferees.removeShuffle(index);
+    }
+    bool getBound(GrTextureUnitObj *referee) const {
+        int index = fTextureUnitReferees.find(referee);
+        return 0 <= index;
+    }
+    bool getBound() const {
+        return 0 != fTextureUnitReferees.count();
+    }
+
+    virtual void deleteAction() SK_OVERRIDE;
+
+protected:
+
+private:
+    // texture units that bind this texture (via "glBindTexture")
+    SkTDArray<GrTextureUnitObj *> fTextureUnitReferees;
+
+    typedef GrFBBindableObj INHERITED;
+};
+
+#endif // GrTextureObj_DEFINED