Add checks for stack-allocated types and their uses in fields.

tools/clang/blink_gc_plugin/tests/heap/stubs.h

 // 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 HEAP_STUBS_H_
 #define HEAP_STUBS_H_
 
 #include "stddef.h"
 
 namespace WTF {
@@ skipping 54 matching lines @@
 };
 
 }
 
 namespace WebCore {
 
 using namespace WTF;
 
 #define DISALLOW_ALLOCATION()                   \
     private:                                    \
     void* operator new(size_t) = delete;

[Mads Ager (chromium), 2014/03/20 10:32:29]

Just to play it safe, maybe you should add it here as well so this mirrors the
code that we will have on trunk?

[zerny-chromium, 2014/03/20 15:14:20]

Done.

 
-#define STACK_ALLOCATED()                               \
-    private:                                            \
-    __attribute__((annotate("blink_stack_allocated")))  \
-    void* operator new(size_t) = delete;
+#define STACK_ALLOCATED()                                   \
+    private:                                                \
+    __attribute__((annotate("blink_stack_allocated")))      \
+    void* operator new(size_t) = delete;                    \
+    void* operator new(size_t, void*) = delete;
 
 #define GC_PLUGIN_IGNORE(bug)                           \
     __attribute__((annotate("blink_gc_plugin_ignore")))
 
 #define USING_GARBAGE_COLLECTED_MIXIN(type)             \
     public:                                             \
     virtual void adjustAndMark(Visitor*) const {}       \
     virtual bool isAlive(Visitor*) const { return 0; }
 
 template<typename T> class GarbageCollected { };
@@ skipping 41 matching lines @@
 namespace WTF {
 
 template<typename T>
 struct VectorTraits<WebCore::Member<T> > {
     static const bool needsDestruction = false;
 };
 
 }
 
 #endif