Reenable elimination of strict equals when right side is true.

runtime/vm/flow_graph.cc

Index: runtime/vm/flow_graph.cc
===================================================================
--- runtime/vm/flow_graph.cc	(revision 10862)
+++ runtime/vm/flow_graph.cc	(working copy)
@@ -340,7 +340,7 @@
         // Assert exactly one use.
         ASSERT(as_bind->use_list() == v);
         ASSERT(as_bind->use_list()->next_use() == NULL);
-        // Remove the use, its defintion and copy the environment value.
+        // Remove the use, its definition and copy the environment value.
         v->RemoveFromUseList();
         as_bind->RemoveFromGraph();
         current->SetInputAt(i, CopyValue(input_value));