Bug 1393795 Lowercase includes so WebRTC compiles with MinGW r=jesup

This edits the third party SCTP library, but upstream has already applied this change to master

MozReview-Commit-ID: ERpMc8EvYZ7

--HG--
extra : rebase_source : cea0d3758275b73a395ad2738edd8eb57c833e1a

media/webrtc/trunk/webrtc/modules/video_capture/windows/device_info_ds.h

@@ -15,7 +15,7 @@
 #include "webrtc/modules/video_capture/video_capture_impl.h"
 #include "base/singleton.h"
 
-#include <Dshow.h>
+#include <dshow.h>
 #include <windows.h>
 
 namespace webrtc

media/webrtc/trunk/webrtc/modules/video_capture/windows/sink_filter_ds.cc

@@ -13,7 +13,7 @@
 #include "webrtc/modules/video_capture/windows/help_functions_ds.h"
 #include "webrtc/system_wrappers/include/trace.h"
 
-#include <Dvdmedia.h> // VIDEOINFOHEADER2
+#include <dvdmedia.h> // VIDEOINFOHEADER2
 #include <initguid.h>
 
 #define DELETE_RESET(p) { delete (p) ; (p) = NULL ;}

netwerk/sctp/src/netinet/sctp_os_userspace.h

@@ -45,8 +45,8 @@
 #include <winsock2.h>
 #include <ws2tcpip.h>
 #include <iphlpapi.h>
-#include <Mswsock.h>
-#include <Windows.h>
+#include <mswsock.h>
+#include <windows.h>
 #include "user_environment.h"
 typedef CRITICAL_SECTION userland_mutex_t;
 #if WINVER < 0x0600