[PATCH] urlmon: Don't allow direct sink callbacks when reporting data.

[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 
---
Supersedes 222914, 222932, 222998, 222999.

dlls/urlmon/bindprot.c       | 49 +++++++++++++++++++++-------------
  dlls/urlmon/tests/protocol.c | 51 +++++++++++++++++++++++++++---------
  2 files changed, 70 insertions(+), 30 deletions(-)