Reland of land: [Parse] ParseInfo owns the parsing Zone.

src/compiler/js-inlining.cc

Index: src/compiler/js-inlining.cc
diff --git a/src/compiler/js-inlining.cc b/src/compiler/js-inlining.cc
index 482f95fa564f15c9cfe21c5ab5f651655d087c37..61adcc4f878e0a86a7c310ba08a8e7efe10a56a7 100644
--- a/src/compiler/js-inlining.cc
+++ b/src/compiler/js-inlining.cc
@@ -549,8 +549,7 @@
     }
   }
 
-  Zone zone(info_->isolate()->allocator(), ZONE_NAME);
-  ParseInfo parse_info(&zone, shared_info);
+  ParseInfo parse_info(shared_info);
   CompilationInfo info(&parse_info, Handle<JSFunction>::null());
   if (info_->is_deoptimization_enabled()) info.MarkAsDeoptimizationEnabled();
   info.MarkAsOptimizeFromBytecode();
@@ -591,8 +590,8 @@
     // Run the BytecodeGraphBuilder to create the subgraph.
     Graph::SubgraphScope scope(graph());
     BytecodeGraphBuilder graph_builder(
-        &zone, shared_info, feedback_vector, BailoutId::None(), jsgraph(),
-        call.frequency(), source_positions_, inlining_id);
+        parse_info.zone(), shared_info, feedback_vector, BailoutId::None(),
+        jsgraph(), call.frequency(), source_positions_, inlining_id);
     graph_builder.CreateGraph(false);
 
     // Extract the inlinee start/end nodes.