Add clang tool to rewrite scoped_array<T> to scoped_ptr<T[]>.

tools/clang/rewrite_scoped_array/tests/test-original.cc

+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+template <class T> class scoped_array {
+ private:
+  T* data_;
+};
+
+class TestClass {
+ private:
+  scoped_array<int> test_field_;
+};
+
+scoped_array<int> TestFunction(scoped_array<int> x, scoped_array<int>) {
+  scoped_array<scoped_array<int>(scoped_array<int> test, scoped_array<int>)> y;
+  scoped_array<int>(*function_pointer)(scoped_array<int> test,
+                                       scoped_array<int>);
+  scoped_array<int> test_variable;
+}
+