Add deopt info to code object and print it

runtime/vm/flow_graph_compiler_x64.h

Index: runtime/vm/flow_graph_compiler_x64.h
===================================================================
--- runtime/vm/flow_graph_compiler_x64.h	(revision 10252)
+++ runtime/vm/flow_graph_compiler_x64.h	(working copy)
@@ -43,6 +43,9 @@
   DescriptorList* pc_descriptors_list() const {
     return pc_descriptors_list_;
   }
+  GrowableArray<const Object*>* object_table() {
+    return &object_table_;
+  }
   BlockEntryInstr* current_block() const { return current_block_; }
   void set_current_block(BlockEntryInstr* value) {
     current_block_ = value;
@@ -184,6 +187,7 @@
 
   void FinalizeExceptionHandlers(const Code& code);
   void FinalizePcDescriptors(const Code& code);
+  void FinalizeDeoptInfo(const Code& code);
   void FinalizeStackmaps(const Code& code);
   void FinalizeVarDescriptors(const Code& code);
   void FinalizeComments(const Code& code);
@@ -297,6 +301,7 @@
   StackmapTableBuilder* stackmap_table_builder_;
   GrowableArray<BlockInfo*> block_info_;
   GrowableArray<DeoptimizationStub*> deopt_stubs_;
+  GrowableArray<const Object*> object_table_;
   const bool is_optimizing_;
   const bool is_ssa_;
   const bool is_dart_leaf_;