CwCheats: Retry looking in g_gameInfoCache until the data is there.

Replaces #18733

Fixes at least one instance of #18694, don't know if there are other
causes.

UI/CwCheatScreen.cpp

@@ -47,11 +47,13 @@ CwCheatScreen::~CwCheatScreen() {
 	delete engine_;
 }
 
-void CwCheatScreen::LoadCheatInfo() {
+bool CwCheatScreen::TryLoadCheatInfo() {
 	std::shared_ptr<GameInfo> info = g_gameInfoCache->GetInfo(nullptr, gamePath_, 0);
 	std::string gameID;
 	if (info && info->paramSFOLoaded) {
 		gameID = info->paramSFO.GetValueString("DISC_ID");
+	} else {
+		return false;
 	}
 	if ((info->id.empty() || !info->disc_total)
 		&& gamePath_.FilePathContainsNoCase("PSP/GAME/")) {
@@ -76,6 +78,7 @@ void CwCheatScreen::LoadCheatInfo() {
 
 	// Let's also trigger a reload, in case it changed.
 	g_Config.bReloadCheats = true;
+	return true;
 }
 
 void CwCheatScreen::CreateViews() {
@@ -86,7 +89,7 @@ void CwCheatScreen::CreateViews() {
 
 	root_ = new AnchorLayout(new LayoutParams(FILL_PARENT, FILL_PARENT));
 
-	LoadCheatInfo();
+	TryLoadCheatInfo();  // in case the info is already in cache.
 	Margins actionMenuMargins(50, -15, 15, 0);
 
 	LinearLayout *leftColumn = new LinearLayout(ORIENT_VERTICAL, new LinearLayoutParams(400, FILL_PARENT));
@@ -134,6 +137,12 @@ void CwCheatScreen::CreateViews() {
 }
 
 void CwCheatScreen::update() {
+	if (gameID_.empty()) {
+		if (TryLoadCheatInfo()) {
+			RecreateViews();
+		}
+	}
+
 	if (fileCheckCounter_++ >= FILE_CHECK_FRAME_INTERVAL && engine_) {
 		// Check if the file has changed.  If it has, we'll reload.
 		std::string str;