Make SkAutoTDelete's operator T*() const, like all the others.

include/core/SkTemplates.h

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkTemplates_DEFINED
@@ skipping 114 matching lines @@
   guarantees of T.
 
   The size of a SkAutoTDelete is small: sizeof(SkAutoTDelete<T>) == sizeof(T*)
 */
 template <typename T> class SkAutoTDelete : SkNoncopyable {
 public:
     SkAutoTDelete(T* obj = NULL) : fObj(obj) {}
     ~SkAutoTDelete() { SkDELETE(fObj); }
 
     T* get() const { return fObj; }
-    operator T*() { return fObj; }
+    operator T*() const { return fObj; }
     T& operator*() const { SkASSERT(fObj); return *fObj; }
     T* operator->() const { SkASSERT(fObj); return fObj; }
 
     void reset(T* obj) {
         if (fObj != obj) {
             SkDELETE(fObj);
             fObj = obj;
         }
     }
 
@@ skipping 361 matching lines @@
     /**
      * Returns void* because this object does not initialize the
      * memory. Use placement new for types that require a cons.
      */
     void* get() { return fStorage.get(); }
 private:
     SkAlignedSStorage<sizeof(T)*N> fStorage;
 };
 
 #endif