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

src/compiler-dispatcher/compiler-dispatcher-job.cc

Index: src/compiler-dispatcher/compiler-dispatcher-job.cc
diff --git a/src/compiler-dispatcher/compiler-dispatcher-job.cc b/src/compiler-dispatcher/compiler-dispatcher-job.cc
index b2d1de962e8a1e446c5d0a79e3b80eb1182b7a0c..7e4472f7a4157cd96150a33a527657ac8b79d816 100644
--- a/src/compiler-dispatcher/compiler-dispatcher-job.cc
+++ b/src/compiler-dispatcher/compiler-dispatcher-job.cc
@@ -291,8 +291,9 @@ bool CompilerDispatcherJob::PrepareToCompileOnMainThread() {
            static_cast<void*>(this));
   }
 
-  compile_info_.reset(
-      new CompilationInfo(parse_info_.get(), Handle<JSFunction>::null()));
+  compile_zone_.reset(new Zone(isolate_->allocator(), ZONE_NAME));
+  compile_info_.reset(new CompilationInfo(
+      compile_zone_.get(), parse_info_.get(), Handle<JSFunction>::null()));
 
   DeferredHandleScope scope(isolate_);
   if (Compiler::Analyze(parse_info_.get())) {
@@ -352,6 +353,7 @@ bool CompilerDispatcherJob::FinalizeCompilingOnMainThread() {
 
   compile_job_.reset();
   compile_info_.reset();
+  compile_zone_.reset();
   handles_from_parsing_.reset();
   parse_info_.reset();
 
@@ -368,6 +370,7 @@ void CompilerDispatcherJob::ResetOnMainThread() {
 
   compile_job_.reset();
   compile_info_.reset();
+  compile_zone_.reset();
   parser_.reset();
   unicode_cache_.reset();
   character_stream_.reset();