Minor refactoring for Zone class and friends.

src/profile-generator.cc

 // 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.
 
 #include "src/v8.h"
 
 #include "src/profile-generator-inl.h"
 
 #include "src/compiler.h"
 #include "src/debug.h"
 #include "src/global-handles.h"
 #include "src/sampler.h"
 #include "src/scopeinfo.h"
 #include "src/unicode.h"
-#include "src/zone-inl.h"
 
 namespace v8 {
 namespace internal {
 
 
 bool StringsStorage::StringsMatch(void* key1, void* key2) {
   return strcmp(reinterpret_cast<char*>(key1),
                 reinterpret_cast<char*>(key2)) == 0;
 }
 
@@ skipping 730 matching lines @@
     case OTHER:
     case EXTERNAL:
       return program_entry_;
     case IDLE:
       return idle_entry_;
     default: return NULL;
   }
 }
 
 } }  // namespace v8::internal