Remove redundant check from ControlEquivalence traversal.

src/compiler/control-equivalence.h

Index: src/compiler/control-equivalence.h
diff --git a/src/compiler/control-equivalence.h b/src/compiler/control-equivalence.h
index 5c97f01e87671d1ff67fc6018cb8f099accc31e0..db05e3e73d0328f417b33fae4a21fc6176b9654b 100644
--- a/src/compiler/control-equivalence.h
+++ b/src/compiler/control-equivalence.h
@@ -183,8 +183,7 @@ class ControlEquivalence : public ZoneObject {
           Edge edge = *entry.input;
           Node* input = edge.to();
           ++(entry.input);
-          if (NodeProperties::IsControlEdge(edge) &&
-              NodeProperties::IsControl(input)) {
+          if (NodeProperties::IsControlEdge(edge)) {
             // Visit next control input.
             if (!GetData(input)->participates) continue;
             if (GetData(input)->visited) continue;
@@ -214,8 +213,7 @@ class ControlEquivalence : public ZoneObject {
           Edge edge = *entry.use;
           Node* use = edge.from();
           ++(entry.use);
-          if (NodeProperties::IsControlEdge(edge) &&
-              NodeProperties::IsControl(use)) {
+          if (NodeProperties::IsControlEdge(edge)) {
             // Visit next control use.
             if (!GetData(use)->participates) continue;
             if (GetData(use)->visited) continue;