Introduced TypeFeedbackId and BailoutId types.

src/x64/lithium-x64.h

Index: src/x64/lithium-x64.h
diff --git a/src/x64/lithium-x64.h b/src/x64/lithium-x64.h
index a7ae588ff9a90420a690efac2a4a32dc80522d87..e3ee8e9d70035b8d32247f1bdb8d81651655205c 100644
--- a/src/x64/lithium-x64.h
+++ b/src/x64/lithium-x64.h
@@ -2204,7 +2204,7 @@ class LChunkBuilder BASE_EMBEDDED {
         allocator_(allocator),
         position_(RelocInfo::kNoPosition),
         instruction_pending_deoptimization_environment_(NULL),
-        pending_deoptimization_ast_id_(AstNode::kNoNumber) { }
+        pending_deoptimization_ast_id_(BailoutId::None()) { }
 
   // Build the sequence for the graph.
   LPlatformChunk* Build();
@@ -2341,7 +2341,7 @@ class LChunkBuilder BASE_EMBEDDED {
   LAllocator* allocator_;
   int position_;
   LInstruction* instruction_pending_deoptimization_environment_;
-  int pending_deoptimization_ast_id_;
+  BailoutId pending_deoptimization_ast_id_;
 
   DISALLOW_COPY_AND_ASSIGN(LChunkBuilder);
 };