Reviewers: Sven Panne,

Description:
[turbofan] Remove obsolete contains_js_nodes_ field.

[email protected]

Please review this at https://codereview.chromium.org/806653003/

Base URL: https://chromium.googlesource.com/v8/v8.git@master

Affected files (+0, -3 lines):
  M src/compiler/simplified-lowering.cc


Index: src/compiler/simplified-lowering.cc
diff --git a/src/compiler/simplified-lowering.cc b/src/compiler/simplified-lowering.cc index b86ffba48541d154439ece1baacbb8bf7d3163a6..c4b1b57d1fb0804ce16e50cb69856ced06e3f6e8 100644
--- a/src/compiler/simplified-lowering.cc
+++ b/src/compiler/simplified-lowering.cc
@@ -70,7 +70,6 @@ class RepresentationSelector {
         info_(zone->NewArray<NodeInfo>(count_)),
         nodes_(zone),
         replacements_(zone),
-        contains_js_nodes_(false),
         phase_(PROPAGATE),
         changer_(changer),
         queue_(zone) {
@@ -515,7 +514,6 @@ class RepresentationSelector {
 #define DEFINE_JS_CASE(x) case IrOpcode::k##x:
         JS_OP_LIST(DEFINE_JS_CASE)
 #undef DEFINE_JS_CASE
-        contains_js_nodes_ = true;
         VisitInputs(node);
         return SetOutput(node, kRepTagged);

@@ -1032,7 +1030,6 @@ class RepresentationSelector {
   NodeInfo* info_;                  // node id -> usage information
   NodeVector nodes_;                // collected nodes
NodeVector replacements_; // replacements to be done after lowering
-  bool contains_js_nodes_;          // {true} if a JS operator was seen
   Phase phase_;                     // current phase of algorithm
   RepresentationChanger* changer_;  // for inserting representation changes
   ZoneQueue<Node*> queue_;          // queue for traversing the graph


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