[Compiler] Enable use of seperate zones for parsing and compiling.

src/compilation-info.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_COMPILATION_INFO_H_
 #define V8_COMPILATION_INFO_H_
 
 #include <memory>
 
 #include "src/compilation-dependencies.h"
@@ skipping 35 matching lines @@
     kInliningEnabled = 1 << 9,
     kDisableFutureOptimization = 1 << 10,
     kSplittingEnabled = 1 << 11,
     kDeoptimizationEnabled = 1 << 12,
     kSourcePositionsEnabled = 1 << 13,
     kBailoutOnUninitialized = 1 << 14,
     kOptimizeFromBytecode = 1 << 15,
     kLoopPeelingEnabled = 1 << 16,
   };
 
-  CompilationInfo(ParseInfo* parse_info, Handle<JSFunction> closure);
+  CompilationInfo(Zone* zone, ParseInfo* parse_info,
+                  Handle<JSFunction> closure);
   CompilationInfo(Vector<const char> debug_name, Isolate* isolate, Zone* zone,
                   Code::Flags code_flags);
   ~CompilationInfo();
 
   ParseInfo* parse_info() const { return parse_info_; }
 
   // -----------------------------------------------------------
   // TODO(titzer): inline and delete accessors of ParseInfo
   // -----------------------------------------------------------
   Handle<Script> script() const;
@@ skipping 319 matching lines @@
 
   Vector<const char> debug_name_;
 
   DISALLOW_COPY_AND_ASSIGN(CompilationInfo);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILATION_INFO_H_