Add file I forgot in https://code.google.com/p/skia/source/detail?r=5552

git-svn-id: http://skia.googlecode.com/svn/trunk@5554 2bbb7eff-a529-9590-31e7-b0007b416f81

samplecode/TransitionView.h

@@ -0,0 +1,15 @@
+/*
+ * Copyright 2012 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef SAMPLECODE_TRANSITIONVIEW_H_
+#define SAMPLECODE_TRANSITIONVIEW_H_
+
+class SkView;
+
+SkView* create_transition(SkView* prev, SkView* next, int direction);
+
+#endif  // SAMPLECODE_TRANSITIONVIEW_H_