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

tools/clang/blink_gc_plugin/tests/trace_after_dispatch.cpp

Index: tools/clang/blink_gc_plugin/tests/trace_after_dispatch.cpp
diff --git a/tools/clang/blink_gc_plugin/tests/trace_after_dispatch.cpp b/tools/clang/blink_gc_plugin/tests/trace_after_dispatch.cpp
deleted file mode 100644
index c246aaaf0c8bea7b039516e1a2620d07f15c3b66..0000000000000000000000000000000000000000
--- a/tools/clang/blink_gc_plugin/tests/trace_after_dispatch.cpp
+++ /dev/null
@@ -1,50 +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 "trace_after_dispatch.h"
-
-namespace blink {
-
-static B* toB(A* a) { return static_cast<B*>(a); }
-
-void A::trace(Visitor* visitor)
-{
-    switch (m_type) {
-    case TB:
-        toB(this)->traceAfterDispatch(visitor);
-        break;
-    case TC:
-        static_cast<C*>(this)->traceAfterDispatch(visitor);
-        break;
-    case TD:
-        // Missing static_cast<D*>(this)->traceAfterDispatch(visitor);
-        break;
-    }
-}
-
-void A::traceAfterDispatch(Visitor* visitor)
-{
-}
-
-void B::traceAfterDispatch(Visitor* visitor)
-{
-    visitor->trace(m_a);
-    // Missing A::traceAfterDispatch(visitor);
-    // Also check that calling trace does not count.
-    A::trace(visitor);
-}
-
-void C::traceAfterDispatch(Visitor* visitor)
-{
-    // Missing visitor->trace(m_a);
-    A::traceAfterDispatch(visitor);
-}
-
-void D::traceAfterDispatch(Visitor* visitor)
-{
-    visitor->trace(m_a);
-    Abstract::traceAfterDispatch(visitor);
-}
-
-}