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

tools/clang/blink_gc_plugin/tests/class_requires_finalization_mixin.h

Index: tools/clang/blink_gc_plugin/tests/class_requires_finalization_mixin.h
diff --git a/tools/clang/blink_gc_plugin/tests/class_requires_finalization_mixin.h b/tools/clang/blink_gc_plugin/tests/class_requires_finalization_mixin.h
deleted file mode 100644
index 929785d7ad04fe23a62afcf67f5d3bd145e950a5..0000000000000000000000000000000000000000
--- a/tools/clang/blink_gc_plugin/tests/class_requires_finalization_mixin.h
+++ /dev/null
@@ -1,62 +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.
-
-#ifndef CLASS_REQUIRES_FINALIZATION_MIXIN_H_
-#define CLASS_REQUIRES_FINALIZATION_MIXIN_H_
-
-#include "heap/stubs.h"
-
-namespace blink {
-
-class OffHeap : public RefCounted<OffHeap> { };
-class OnHeap : public GarbageCollected<OnHeap> { };
-
-class MixinFinalizable : public GarbageCollectedMixin {
-public:
-    virtual void trace(Visitor*) override;
-private:
-    RefPtr<OffHeap> m_offHeap; // Requires finalization
-    Member<OnHeap> m_onHeap;
-};
-
-class MixinNotFinalizable : public GarbageCollectedMixin {
-public:
-    virtual void trace(Visitor*) override;
-private:
-    Member<OnHeap> m_onHeap;
-};
-
-class NeedsFinalizer
-    : public GarbageCollected<NeedsFinalizer>
-    , public MixinFinalizable {
-    USING_GARBAGE_COLLECTED_MIXIN(NeedsFinalizer);
-public:
-    virtual void trace(Visitor*) override;
-private:
-    Member<OnHeap> m_obj;
-};
-
-class HasFinalizer : public GarbageCollectedFinalized<HasFinalizer>,
-                     public MixinFinalizable {
-    USING_GARBAGE_COLLECTED_MIXIN(HasFinalizer);
-public:
-    virtual void trace(Visitor*) override;
-private:
-    Member<OnHeap> m_obj;
-};
-
-class NeedsNoFinalization
-    : public GarbageCollected<NeedsNoFinalization>
-    , public MixinNotFinalizable
-    , public ScriptWrappable {
-    USING_GARBAGE_COLLECTED_MIXIN(NeedsNoFinalization);
-public:
-    virtual void trace(Visitor*) override;
-private:
-    Member<OnHeap> m_obj;
-};
-
-}
-
-#endif