Revert "avmedia : use std::mutex instead of osl::Mutex"

This reverts commit 477fa6c3cb92f578032dee60482718efdb8f44f2.

MissingPluginInstaller requires a recursive lock:

Thread 2 (Thread 0x7f8e73d69700 (LWP 29931)):
0  __lll_lock_wait () at /lib64/libpthread.so.0
...
5  std::unique_lock<std::mutex>::lock() (this=0x7f8e73d65a88) at /opt/rh/devtoolset-7/root/usr/lib/gcc/x86_64-redhat-linux/7/../../../../include/c++/7/bits/std_mutex.h:267
6  std::unique_lock<std::mutex>::unique_lock(std::mutex&) (this=0x7f8e73d65a88, __m=...) at /opt/rh/devtoolset-7/root/usr/lib/gcc/x86_64-redhat-linux/7/../../../../include/c++/7/bits/std_mutex.h:197
7  avmedia::gstreamer::(anonymous namespace)::MissingPluginInstaller::detach(avmedia::gstreamer::Player const*) (this=0x7f8e644c6be0 <rtl::Static<avmedia::gstreamer::(anonymous namespace)::MissingPluginInstaller, avmedia::gstreamer::(anonymous namespace)::TheMissingPluginInstaller>::get()::instance>, source=0x75d2fa0) at avmedia/source/gstreamer/gstplayer.cxx:187
8  avmedia::gstreamer::Player::disposing() (this=0x75d2fa0) at avmedia/source/gstreamer/gstplayer.cxx:334
9  cppu::WeakComponentImplHelperBase::dispose() (this=0x75d2fa0) at cppuhelper/source/implbase.cxx:104
10 cppu::PartialWeakComponentImplHelper<com::sun::star::media::XPlayer, com::sun::star::lang::XServiceInfo>::dispose() (this=0x75d2fa0) at include/cppuhelper/compbase.hxx:90
11 cppu::WeakComponentImplHelperBase::release() (this=0x75d2fa0) at cppuhelper/source/implbase.cxx:79
13 rtl::Reference<avmedia::gstreamer::Player>::~Reference() (this=0x7f8e7c028f20) at include/rtl/ref.hxx:129
...
21 std::__debug::set<rtl::Reference<avmedia::gstreamer::Player>, std::less<rtl::Reference<avmedia::gstreamer::Player> >, std::allocator<rtl::Reference<avmedia::gstreamer::Player> > >::clear() (this=0x7f8e644c6cd8 <rtl::Static<avmedia::gstreamer::(anonymous namespace)::MissingPluginInstaller, avmedia::gstreamer::(anonymous namespace)::TheMissingPluginInstaller>::get()::instance+248>) at /opt/rh/devtoolset-7/root/usr/lib/gcc/x86_64-redhat-linux/7/../../../../include/c++/7/debug/set.h:426
22 avmedia::gstreamer::(anonymous namespace)::MissingPluginInstaller::report(rtl::Reference<avmedia::gstreamer::Player> const&, _GstMessage*) (this=0x7f8e644c6be0 <rtl::Static<avmedia::gstreamer::(anonymous namespace)::MissingPluginInstaller, avmedia::gstreamer::(anonymous namespace)::TheMissingPluginInstaller>::get()::instance>, source=..., message=0x7cdb400) at avmedia/source/gstreamer/gstplayer.cxx:156
23 avmedia::gstreamer::Player::processSyncMessage(_GstMessage*) (this=0x75abfe0, message=0x7cdb400) at avmedia/source/gstreamer/gstplayer.cxx:536
24 avmedia::gstreamer::pipeline_bus_sync_handler(_GstBus*, _GstMessage*, void*) (message=0x7cdb400, data=0x75abfe0) at avmedia/source/gstreamer/gstplayer.cxx:382
25 gst_bus_post () at /lib64/libgstreamer-1.0.so.0

Change-Id: Ia8e7fef4d4cee2dde7189702af6dddf883b6cceb
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/149233
Tested-by: Jenkins
Reviewed-by: Michael Stahl <michael.stahl@allotropia.de>

0 files changed, 0 insertions, 0 deletions