Fix running vlc from path in windows (see...

Fix running vlc from path in windows (see http://forum.videolan.org/viewtopic.php?t=17435 ). This could break the mozilla plugin on windows (see http://trac.videolan.org/vlc/changeset/9106) so i'm commiting and i'll do a nightly to check. One way to be sure would be to ask Gibalou but ....

src/misc/win32_specific.c

@@ -60,11 +60,7 @@ void system_Init( vlc_t *p_this, int *pi_argc, char *ppsz_argv[] )
     else psz_path[0] = '\0';
 
 #else
-    if( ppsz_argv[0] )
-    {
-        GetFullPathName( ppsz_argv[0], MAX_PATH, psz_path, &psz_vlc );
-    }
-    else if( !GetModuleFileName( NULL, psz_path, MAX_PATH ) )
+    if( !GetModuleFileName( NULL, psz_path, MAX_PATH ) )
     {
         psz_path[0] = '\0';
     }