Merge changes I64143854,I62636112,I09ed8575,Iec9873b3,Ibfb328cc, ... into emu-master-dev

* changes:
  [emugl] RenderThread.h: Remove obsolete m_lock field.
  [emugl] TextureDraw: Remove unused EGLDisplay member.
  EGLDispatch.cpp: Remove compiler warning.
  sockets.c: Remove Win32 compiler warning.
  CrashService_common.cpp: Fix Win32 compiler warning.
  camera-capture-windows.cpp: Fix unitialized variable.
  Thread_win32.cpp: Fix getCurrentThreadId()
  Random.cpp: Remove Win32 compiler warning.
  android/proxy/proxy_common.c: Remove compiler warning.