message: Catch up with EvaluateAsInt() clang API change.
diff: @@ -5965,10 +5965,10 @@ GetObjCFieldAtIndex(clang::ASTContext *ast,
  if (is_bitfield && ast) {
  clang::Expr *bitfield_bit_size_expr = ivar_pos->getBitWidth();
  - clang::Expr::EvalResult result;
  + llvm::APSInt bitfield_apsint;
  if (bitfield_bit_size_expr &&
  - bitfield_bit_size_expr->EvaluateAsInt(result, *ast)) {
  - llvm::APSInt bitfield_apsint = result.Val.getInt();
  + bitfield_bit_size_expr->EvaluateAsInt(bitfield_apsint,
  + *ast)) {
  *bitfield_bit_size_ptr = bitfield_apsint.getLimitedValue();
  }
  }
  @@ -6025,11 +6025,10 @@ CompilerType ClangASTContext::GetFieldAtIndex(lldb::opaque_compiler_type_t type,
  if (is_bitfield) {
  clang::Expr *bitfield_bit_size_expr = field->getBitWidth();
  - clang::Expr::EvalResult result;
  + llvm::APSInt bitfield_apsint;
  if (bitfield_bit_size_expr &&
  - bitfield_bit_size_expr->EvaluateAsInt(result,
  + bitfield_bit_size_expr->EvaluateAsInt(bitfield_apsint,
  *getASTContext())) {
  - llvm::APSInt bitfield_apsint = result.Val.getInt();
  *bitfield_bit_size_ptr = bitfield_apsint.getLimitedValue();
  }
  }
  