Remove tools/clang (this will break things temporarily).

tools/clang/blink_gc_plugin/tests/inner_class.cpp

Index: tools/clang/blink_gc_plugin/tests/inner_class.cpp
diff --git a/tools/clang/blink_gc_plugin/tests/inner_class.cpp b/tools/clang/blink_gc_plugin/tests/inner_class.cpp
deleted file mode 100644
index 03a53eaada90f1568891e8825336a89638d0f18b..0000000000000000000000000000000000000000
--- a/tools/clang/blink_gc_plugin/tests/inner_class.cpp
+++ /dev/null
@@ -1,14 +0,0 @@
-// Copyright 2014 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.
-
-#include "inner_class.h"
-
-namespace blink {
-
-void SomeObject::InnerObject::trace(Visitor* visitor)
-{
-    // Missing: visitor->trace(m_obj);
-}
-
-}