Moved zones and zone related stuff in its own directory.

src/compiler/bytecode-loop-analysis.h

 // Copyright 2016 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_COMPILER_BYTECODE_LOOP_ANALYSIS_H_
 #define V8_COMPILER_BYTECODE_LOOP_ANALYSIS_H_
 
 #include "src/handles.h"
-#include "src/zone-containers.h"
+#include "src/zone/zone-containers.h"
 
 namespace v8 {
 namespace internal {
 
 class BytecodeArray;
 
 namespace compiler {
 
 class BytecodeBranchAnalysis;
 
@@ skipping 38 matching lines @@
   ZoneMap<int, int> loop_header_to_parent_;
 
   DISALLOW_COPY_AND_ASSIGN(BytecodeLoopAnalysis);
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_BYTECODE_LOOP_ANALYSIS_H_