add != operator for SkTDArray

include/core/SkTDArray.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 SkTDArray_DEFINED
@@ skipping 51 matching lines @@
             }
         }
         return *this;
     }
 
     friend bool operator==(const SkTDArray<T>& a, const SkTDArray<T>& b) {
         return  a.fCount == b.fCount &&
                 (a.fCount == 0 ||
                  !memcmp(a.fArray, b.fArray, a.fCount * sizeof(T)));
     }
+    friend bool operator!=(const SkTDArray<T>& a, const SkTDArray<T>& b) {
+        return !(a == b);
+    }
 
     void swap(SkTDArray<T>& other) {
         SkTSwap(fArray, other.fArray);
 #ifdef SK_DEBUG
         SkTSwap(fData, other.fData);
 #endif
         SkTSwap(fReserve, other.fReserve);
         SkTSwap(fCount, other.fCount);
     }
 
@@ skipping 274 matching lines @@
 #ifdef SK_DEBUG
             fData = (ArrayT*)fArray;
 #endif
             fReserve = size;
         }
         fCount += extra;
     }
 };
 
 #endif