Add operator delete for SkTArray to match operator new

include/core/SkTArray.h

Index: include/core/SkTArray.h
===================================================================
--- include/core/SkTArray.h	(revision 9602)
+++ include/core/SkTArray.h	(working copy)
@@ -453,6 +453,13 @@
     return array->push_back_raw(1);
 }
 
+// Skia doesn't use C++ exceptions but it may be compiled with them enabled. Having an op delete
+// to match the op new silences warnings about missing op delete when a constructor throws an
+// exception.
+template <typename T> void operator delete(void*, SkTArray<T, MEM_COPY>* array, int atIndex) {
+    SK_CRASH();
+}
+
 // Constructs a new object as the last element of an SkTArray.
 #define SkNEW_APPEND_TO_TARRAY(array_ptr, type_name, args)  \
     (new ((array_ptr), (array_ptr)->count()) type_name args)