Tracker: delete more non-Haiku code.

src/kits/tracker/PoseView.cpp

@@ -10076,20 +10076,8 @@ BPoseView::IsWatchingDateFormatChange()
 void
 BPoseView::StartWatchDateFormatChange()
 {
-// TODO: Workaround for R5 (overful message queue)!
-// Unfortunately, this causes a dead-lock under certain circumstances.
-#if !defined(HAIKU_TARGET_PLATFORM_HAIKU) && !defined(HAIKU_TARGET_PLATFORM_DANO)
-	if (IsFilePanel()) {
-#endif
-		BMessenger trackerMessenger(kTrackerSignature);
-		BHandler::StartWatching(trackerMessenger, kDateFormatChanged);
-#if !defined(HAIKU_TARGET_PLATFORM_HAIKU) && !defined(HAIKU_TARGET_PLATFORM_DANO)
-	} else if (be_app->LockLooper()) {
-		be_app->StartWatching(this, kDateFormatChanged);
-		be_app->UnlockLooper();
-	}
-#endif
-
+	BMessenger trackerMessenger(kTrackerSignature);
+	BHandler::StartWatching(trackerMessenger, kDateFormatChanged);
 	fIsWatchingDateFormatChange = true;
 }
 

src/kits/tracker/TrashWatcher.cpp

@@ -173,7 +173,6 @@ BTrashWatcher::UpdateTrashIcons()
 				= GetTrackerResources()->LoadResource('MICN',
 					fTrashFull ? R_TrashFullIcon : R_TrashIcon,  &smallSize);
 
-#ifdef HAIKU_TARGET_PLATFORM_HAIKU
 			size_t vectorSize = 0;
 			const void* vectorData = GetTrackerResources()->LoadResource(
 				B_VECTOR_ICON_TYPE,
@@ -184,7 +183,6 @@ BTrashWatcher::UpdateTrashIcons()
 					vectorData, vectorSize);
 			} else
 				TRESPASS();
-#endif
 
 			if (largeData) {
 				trashDir.WriteAttr(kAttrLargeIcon, 'ICON', 0,