Moved zones and zone related stuff in its own directory.

src/safepoint-table.h

 // Copyright 2011 the V8 project 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 V8_SAFEPOINT_TABLE_H_
 #define V8_SAFEPOINT_TABLE_H_
 
 #include "src/allocation.h"
 #include "src/heap/heap.h"
 #include "src/v8memory.h"
-#include "src/zone.h"
+#include "src/zone/zone.h"
 
 namespace v8 {
 namespace internal {
 
 struct Register;
 
 class SafepointEntry BASE_EMBEDDED {
  public:
   SafepointEntry() : info_(0), bits_(NULL) {}
 
@@ skipping 205 matching lines @@
 
   Zone* zone_;
 
   DISALLOW_COPY_AND_ASSIGN(SafepointTableBuilder);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_SAFEPOINT_TABLE_H_