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

src/crankshaft/hydrogen.cc

 // Copyright 2013 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/crankshaft/hydrogen.h"
 
 #include <memory>
 #include <sstream>
 
 #include "src/allocation-site-scopes.h"
@@ skipping 8019 matching lines @@
 
   // Parse and allocate variables.
   // Use the same AstValueFactory for creating strings in the sub-compilation
   // step, but don't transfer ownership to target_info.
   Handle<SharedFunctionInfo> target_shared(target->shared());
   ParseInfo parse_info(target_shared, top_info()->parse_info()->zone_shared());
   parse_info.set_ast_value_factory(
       top_info()->parse_info()->ast_value_factory());
   parse_info.set_ast_value_factory_owned(false);
 
-  CompilationInfo target_info(&parse_info, target);
+  Zone compile_zone(target_shared->GetIsolate()->allocator(), ZONE_NAME);
+  CompilationInfo target_info(&compile_zone, &parse_info, target);
 
   if (inlining_kind != CONSTRUCT_CALL_RETURN &&
       IsClassConstructor(target_shared->kind())) {
     TraceInline(target, caller, "target is classConstructor");
     return false;
   }
 
   if (target_shared->HasDebugInfo()) {
     TraceInline(target, caller, "target is being debugged");
     return false;
@@ skipping 4961 matching lines @@
     isolate()->GetHTracer()->TraceHydrogen(name(), graph_);
   }
 
 #ifdef DEBUG
   graph_->Verify(false);  // No full verify.
 #endif
 }
 
 }  // namespace internal
 }  // namespace v8