Added full deferred loading semantic to precompiled/--noopt/eager-loading code

runtime/vm/compiler.h

Index: runtime/vm/compiler.h
diff --git a/runtime/vm/compiler.h b/runtime/vm/compiler.h
index d4099ccc6977c2623231b8743884538b88e4ff88..e8052c77669f53d2c874e72fde13f2fd7eb8110c 100644
--- a/runtime/vm/compiler.h
+++ b/runtime/vm/compiler.h
@@ -90,8 +90,14 @@ class Compiler : public AllStatic {
   static bool always_optimize() { return always_optimize_; }
   static void set_always_optimize(bool value) { always_optimize_ = value; }
 
+  static bool allow_recompilation() { return allow_recompilation_; }
+  static void set_allow_recompilation(bool value) {
+    allow_recompilation_ = value;
+  }
+
  private:
   static bool always_optimize_;
+  static bool allow_recompilation_;
 };
 
 }  // namespace dart