Move catch prediction into frontend.

src/interpreter/bytecode-generator.h

Index: src/interpreter/bytecode-generator.h
diff --git a/src/interpreter/bytecode-generator.h b/src/interpreter/bytecode-generator.h
index 3adca6bc24bf7d88db97cfeff5dd0de0e0a488b3..745177a7f5be39b4116f07022ae22e12a92e426d 100644
--- a/src/interpreter/bytecode-generator.h
+++ b/src/interpreter/bytecode-generator.h
@@ -165,10 +165,6 @@ class BytecodeGenerator final : public AstVisitor {
   void RecordStoreToRegister(Register reg);
   Register LoadFromAliasedRegister(Register reg);
 
-  // Methods for tracking try-block nesting.
-  bool IsInsideTryCatch() const { return try_catch_nesting_level_ > 0; }
-  bool IsInsideTryFinally() const { return try_finally_nesting_level_ > 0; }
-
   // Initialize an array of temporary registers with consecutive registers.
   template <size_t N>
   void InitializeWithConsecutiveRegisters(Register (&registers)[N]);
@@ -215,8 +211,6 @@ class BytecodeGenerator final : public AstVisitor {
   RegisterAllocationScope* register_allocator_;
   ZoneVector<BytecodeLabel> generator_resume_points_;
   Register generator_state_;
-  int try_catch_nesting_level_;
-  int try_finally_nesting_level_;
 };
 
 }  // namespace interpreter