AK: Make ByteBuffer::try_* functions return ErrorOr<void>

Same as Vector, ByteBuffer now also signals allocation failure by
returning an ENOMEM Error instead of a bool, allowing us to use the
TRY() and MUST() patterns.

1 files changed, 2 insertions, 2 deletions

diff --git a/Userland/Libraries/LibPDF/Parser.cpp b/Userland/Libraries/LibPDF/Parser.cpp
index 1872c0e9b8..a591060c47 100644
--- a/Userland/Libraries/LibPDF/Parser.cpp
+++ b/Userland/Libraries/LibPDF/Parser.cpp
@@ -273,8 +273,8 @@ bool Parser::initialize_hint_tables()
         if (!buffer_result.has_value())
             return false;
         possible_merged_stream_buffer = buffer_result.release_value();
-        auto ok = possible_merged_stream_buffer.try_append(primary_hint_stream->bytes());
-        ok = ok && possible_merged_stream_buffer.try_append(overflow_hint_stream->bytes());
+        auto ok = !possible_merged_stream_buffer.try_append(primary_hint_stream->bytes()).is_error();
+        ok = ok && !possible_merged_stream_buffer.try_append(overflow_hint_stream->bytes()).is_error();
         if (!ok)
             return false;
         hint_stream_bytes = possible_merged_stream_buffer.bytes();