Decompile 3 functions in Source/Network/TextEncoding.h, Source/Network/TextEncoding.cpp, ...

Batch #16442 by eAthena: 1 byte-identical, 2 confirmed by peer review.

- fn_16615 CUIRenewQuestUI::MatchesFilter: byte-identical
- fn_02795 FindSubstring: logic confirmed by peer review
- fn_16210 HighlightKeyword: logic confirmed by peer review

Peer-reviewed-by: Yommy, kyoshi
Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).

Source/UI/ProbabilityTable/UIProbabilityTableEvents.cpp

@@ -99,7 +99,7 @@ void CUIProbabilityTable::SetItem(int itemId) {
 // FUNCTION: fn_16210
 int HighlightKeyword(std::string& text, std::string_view keyword, std::string_view prefix, std::string_view suffix) {
   int count = 0;
-  if (FindSubstring(text.c_str(), static_cast<int>(text.size()), keyword.data()) == -1) {
+  if (FindSubstring(text, keyword) == -1) {
     return 0;
   }