[PATCH 4/4] urlmon: Don't allow direct sink calls from protocol handler's locking functions.

[Jacek Caban]

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=46213
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=52286
Signed-off-by: Jacek Caban 
---
  dlls/urlmon/bindprot.c       | 16 +++++++++--
  dlls/urlmon/tests/protocol.c | 51 +++++++++++++++++++++++++++---------
  2 files changed, 53 insertions(+), 14 deletions(-)