[turbofan] Respect catch prediction provided by parser.

src/compiler/ast-graph-builder.h

Index: src/compiler/ast-graph-builder.h
diff --git a/src/compiler/ast-graph-builder.h b/src/compiler/ast-graph-builder.h
index c3603d8b96daaee1c7c4ed5fb13b1015be7a859a..b0b4041c5348b3163ed806f6d69ed2b3fd0329b9 100644
--- a/src/compiler/ast-graph-builder.h
+++ b/src/compiler/ast-graph-builder.h
@@ -96,9 +96,11 @@ class AstGraphBuilder : public AstVisitor {
   SetOncePointer<Node> new_target_;
 
   // Tracks how many try-blocks are currently entered.
-  int try_catch_nesting_level_;
   int try_nesting_level_;
 
+  // Tracks the prediction of the innermost try-block.
+  bool try_catch_prediction_;
+
   // Temporary storage for building node input lists.
   int input_buffer_size_;
   Node** input_buffer_;