[turbofan] In store-store elimination, revisit as often as necessary.

src/compiler/store-store-elimination.cc

Index: src/compiler/store-store-elimination.cc
diff --git a/src/compiler/store-store-elimination.cc b/src/compiler/store-store-elimination.cc
index 98904b05b5d045c561c2d045cb6e2ee151f8473a..4b23ee4d5b6cf840b15e80cc859a450749c9a60e 100644
--- a/src/compiler/store-store-elimination.cc
+++ b/src/compiler/store-store-elimination.cc
@@ -405,11 +405,9 @@ void RedundantStoreFinder::VisitEffectfulNode(Node* node) {
     // Mark effect inputs for visiting.
     for (int i = 0; i < node->op()->EffectInputCount(); i++) {
       Node* input = NodeProperties::GetEffectInput(node, i);
-      if (!HasBeenVisited(input)) {
-        TRACE("    marking #%d:%s for revisit", input->id(),
-              input->op()->mnemonic());
-        MarkForRevisit(input);
-      }
+      TRACE("    marking #%d:%s for revisit", input->id(),
+            input->op()->mnemonic());
+      MarkForRevisit(input);
     }
   }
 }