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

test/unittests/compiler-dispatcher/compiler-dispatcher-unittest.cc

Index: test/unittests/compiler-dispatcher/compiler-dispatcher-unittest.cc
diff --git a/test/unittests/compiler-dispatcher/compiler-dispatcher-unittest.cc b/test/unittests/compiler-dispatcher/compiler-dispatcher-unittest.cc
index 8c250e61e2f8dd9f61d1c4c8e1f3e2bce46d9abe..a35033e652de62a73b81ebea160e1537871b497d 100644
--- a/test/unittests/compiler-dispatcher/compiler-dispatcher-unittest.cc
+++ b/test/unittests/compiler-dispatcher/compiler-dispatcher-unittest.cc
@@ -14,7 +14,6 @@
 #include "src/objects-inl.h"
 #include "src/parsing/parse-info.h"
 #include "src/v8.h"
-#include "src/zone/zone.h"
 #include "test/unittests/compiler-dispatcher/compiler-dispatcher-helper.h"
 #include "test/unittests/test-utils.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ -815,8 +814,7 @@
   Handle<JSFunction> f = Handle<JSFunction>::cast(RunJS(isolate(), script));
   Handle<SharedFunctionInfo> shared(f->shared(), i_isolate());
 
-  Zone zone(i_isolate()->allocator(), ZONE_NAME);
-  ParseInfo parse_info(&zone, shared);
+  ParseInfo parse_info(shared);
   ASSERT_TRUE(Compiler::ParseAndAnalyze(&parse_info));
 
   ASSERT_FALSE(dispatcher.IsEnqueued(shared));
@@ -841,8 +839,7 @@
   Handle<JSFunction> f = Handle<JSFunction>::cast(RunJS(isolate(), script));
   Handle<SharedFunctionInfo> shared(f->shared(), i_isolate());
 
-  Zone zone(i_isolate()->allocator(), ZONE_NAME);
-  ParseInfo parse_info(&zone, shared);
+  ParseInfo parse_info(shared);
   ASSERT_TRUE(Compiler::ParseAndAnalyze(&parse_info));
 
   ASSERT_FALSE(dispatcher.IsEnqueued(shared));
@@ -878,8 +875,7 @@
   ASSERT_FALSE(shared2->is_compiled());
 
   // Enqueue shared1 as already parsed.
-  Zone zone(i_isolate()->allocator(), ZONE_NAME);
-  ParseInfo parse_info(&zone, shared1);
+  ParseInfo parse_info(shared1);
   ASSERT_TRUE(Compiler::ParseAndAnalyze(&parse_info));
   ASSERT_TRUE(dispatcher.Enqueue(shared1, parse_info.literal()));