TypeofMode replaces TypeofState and ContextualMode.

src/compiler/ast-graph-builder.h

Index: src/compiler/ast-graph-builder.h
diff --git a/src/compiler/ast-graph-builder.h b/src/compiler/ast-graph-builder.h
index 07de774c45bca73e69bc0048888c814d28cdce50..a7c33aef8bb8b914b165ae25589af1fa093dba5a 100644
--- a/src/compiler/ast-graph-builder.h
+++ b/src/compiler/ast-graph-builder.h
@@ -284,7 +284,7 @@ class AstGraphBuilder : public AstVisitor {
                           FrameStateBeforeAndAfter& states,
                           const VectorSlotPair& feedback,
                           OutputFrameStateCombine framestate_combine,
-                          ContextualMode mode = CONTEXTUAL);
+                          TypeofMode typeof_mode = NOT_INSIDE_TYPEOF);
 
   // Builders for property loads and stores.
   Node* BuildKeyedLoad(Node* receiver, Node* key,
@@ -308,7 +308,7 @@ class AstGraphBuilder : public AstVisitor {
 
   // Builders for global variable loads and stores.
   Node* BuildGlobalLoad(Node* global, Handle<Name> name,
-                        const VectorSlotPair& feedback, ContextualMode mode);
+                        const VectorSlotPair& feedback, TypeofMode typeof_mode);
   Node* BuildGlobalStore(Node* global, Handle<Name> name, Node* value,
                          const VectorSlotPair& feedback, TypeFeedbackId id);