Remove dead data structure in Scheduler.

R=jarin@chromium.org
BUG=

Review URL: https://codereview.chromium.org/478253002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23145 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/compiler/scheduler.cc

@@ -24,7 +24,6 @@ Scheduler::Scheduler(Zone* zone, Graph* graph, Schedule* schedule)
       deopts_(NodeVector::allocator_type(zone)),
       returns_(NodeVector::allocator_type(zone)),
       loops_and_merges_(NodeVector::allocator_type(zone)),
-      node_block_placement_(BasicBlockVector::allocator_type(zone)),
       unscheduled_uses_(IntVector::allocator_type(zone)),
       scheduled_nodes_(NodeVectorVector::allocator_type(zone)),
       schedule_root_nodes_(NodeVector::allocator_type(zone)),

src/compiler/scheduler.h

@@ -37,7 +37,6 @@ class Scheduler {
   NodeVector deopts_;
   NodeVector returns_;
   NodeVector loops_and_merges_;
-  BasicBlockVector node_block_placement_;
   IntVector unscheduled_uses_;
   NodeVectorVector scheduled_nodes_;
   NodeVector schedule_root_nodes_;