add != operator for SkTDArray

BUG=

Review URL: https://codereview.chromium.org/16203002

git-svn-id: http://skia.googlecode.com/svn/trunk@9323 2bbb7eff-a529-9590-31e7-b0007b416f81

diff --git a/include/core/SkTDArray.h b/include/core/SkTDArray.h
index d733c47..66abcd4 100644 (file)
--- a/include/core/SkTDArray.h
+++ b/include/core/SkTDArray.h
@@ -69,6 +69,9 @@ public:
                 (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);