Remove FS_Read2().

Functionally the same as FS_Read().
Streaming functionality was removed in https://github.com/ioquake/ioq3/commit/672cfbf16f83fb67f6ce9bb1d3571dc32a5b3083 but flag remained.

code/qcommon/files.c

@@ -280,7 +280,6 @@ typedef struct {
 	int			zipFilePos;
 	int			zipFileLen;
 	qboolean	zipFile;
-	qboolean	streamed;
 	char		name[MAX_ZPATH];
 } fileHandleData_t;
 
@@ -1510,25 +1509,6 @@ FS_Read
 Properly handles partial reads
 =================
 */
-int FS_Read2( void *buffer, int len, fileHandle_t f ) {
-	if ( !fs_searchpaths ) {
-		Com_Error( ERR_FATAL, "Filesystem call made without initialization" );
-	}
-
-	if ( !f ) {
-		return 0;
-	}
-	if (fsh[f].streamed) {
-		int r;
-		fsh[f].streamed = qfalse;
-		r = FS_Read( buffer, len, f );
-		fsh[f].streamed = qtrue;
-		return r;
-	} else {
-		return FS_Read( buffer, len, f);
-	}
-}
-
 int FS_Read( void *buffer, int len, fileHandle_t f ) {
 	int		block, remaining;
 	int		read;
@@ -1655,14 +1635,6 @@ int FS_Seek( fileHandle_t f, long offset, int origin ) {
 		return -1;
 	}
 
-	if (fsh[f].streamed) {
-		int r;
-		fsh[f].streamed = qfalse;
-		r = FS_Seek( f, offset, origin );
-		fsh[f].streamed = qtrue;
-		return r;
-	}
-
 	if (fsh[f].zipFile == qtrue) {
 		//FIXME: this is really, really crappy
 		//(but better than what was here before)
@@ -4119,11 +4091,6 @@ int		FS_FOpenFileByMode( const char *qpath, fileHandle_t *f, fsMode_t mode ) {
 
 	if ( *f ) {
 		fsh[*f].fileSize = r;
-		fsh[*f].streamed = qfalse;
-
-		if (mode == FS_READ) {
-			fsh[*f].streamed = qtrue;
-		}
 	}
 	fsh[*f].handleSync = sync;
 

code/qcommon/md5.c

@@ -290,7 +290,7 @@ char *Com_MD5File( const char *fn, int length, const char *prefix, int prefix_le
 		MD5Update(&md5 , (unsigned char *)prefix, prefix_len);
 
 	for(;;) {
-		r = FS_Read2(buffer, sizeof(buffer), f);
+		r = FS_Read(buffer, sizeof(buffer), f);
 		if(r < 1)
 			break;
 		if(r + total > length)

code/qcommon/qcommon.h

@@ -659,7 +659,6 @@ int		FS_FileIsInPAK(const char *filename, int *pChecksum );
 
 int		FS_Write( const void *buffer, int len, fileHandle_t f );
 
-int		FS_Read2( void *buffer, int len, fileHandle_t f );
 int		FS_Read( void *buffer, int len, fileHandle_t f );
 // properly handles partial reads and reads from other dlls