Fix crash in debug builds introduced with r21110.

src/lithium-codegen.h

Index: src/lithium-codegen.h
diff --git a/src/lithium-codegen.h b/src/lithium-codegen.h
index 35b10da871159cb32cee4e1eb744dd0436f36250..836ca1dba182a5fb94432e35a3e9bf676f2f2726 100644
--- a/src/lithium-codegen.h
+++ b/src/lithium-codegen.h
@@ -72,6 +72,11 @@ class LCodeGenBase BASE_EMBEDDED {
   bool is_generating() const { return status_ == GENERATING; }
   bool is_done() const { return status_ == DONE; }
   bool is_aborted() const { return status_ == ABORTED; }
+
+  void Abort(BailoutReason reason);
+
+  // Methods for code dependencies.
+  void AddDeprecationDependency(Handle<Map> map);
 };