Add deopt info to code object and print it

runtime/vm/flow_graph_compiler.h

Index: runtime/vm/flow_graph_compiler.h
===================================================================
--- runtime/vm/flow_graph_compiler.h	(revision 10302)
+++ runtime/vm/flow_graph_compiler.h	(working copy)
@@ -155,12 +155,14 @@
   Label* entry_label() { return &entry_label_; }
 
   // Implementation is in architecture specific file.
-  void GenerateCode(FlowGraphCompiler* compiler);
+  void GenerateCode(FlowGraphCompiler* compiler, intptr_t stub_ix);
 
   void set_deoptimization_env(Environment* env) {
     deoptimization_env_ = env;
   }
 
+  RawDeoptInfo* CreateDeoptInfo(FlowGraphCompiler* compiler);
+
  private:
   const intptr_t deopt_id_;
   const intptr_t deopt_token_pos_;