Moved zones and zone related stuff in its own directory.

src/crankshaft/lithium-allocator.h

 // Copyright 2012 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_CRANKSHAFT_LITHIUM_ALLOCATOR_H_
 #define V8_CRANKSHAFT_LITHIUM_ALLOCATOR_H_
 
 #include "src/allocation.h"
 #include "src/base/compiler-specific.h"
 #include "src/crankshaft/compilation-phase.h"
 #include "src/crankshaft/lithium.h"
-#include "src/zone.h"
+#include "src/zone/zone.h"
 
 namespace v8 {
 namespace internal {
 
 // Forward declarations.
 class HBasicBlock;
 class HGraph;
 class HPhi;
 class HTracer;
 class HValue;
@@ skipping 544 matching lines @@
   size_t allocator_zone_start_allocation_size_;
 
   DISALLOW_COPY_AND_ASSIGN(LAllocatorPhase);
 };
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CRANKSHAFT_LITHIUM_ALLOCATOR_H_