diff options
Diffstat (limited to 'dom/media/platforms/wmf/WMFUtils.cpp')
| -rw-r--r-- | dom/media/platforms/wmf/WMFUtils.cpp | 16 |
1 files changed, 1 insertions, 15 deletions
diff --git a/dom/media/platforms/wmf/WMFUtils.cpp b/dom/media/platforms/wmf/WMFUtils.cpp index 8aec8a8af..055012d0f 100644 --- a/dom/media/platforms/wmf/WMFUtils.cpp +++ b/dom/media/platforms/wmf/WMFUtils.cpp @@ -205,31 +205,17 @@ LoadDLLs() HRESULT MFStartup() { - if (!IsVistaOrLater() || IsWin7AndPre2000Compatible()) { - // *Only* use WMF on Vista and later, as if Firefox is run in Windows 95 - // compatibility mode on Windows 7 (it does happen!) we may crash trying - // to startup WMF. So we need to detect the OS version here, as in - // compatibility mode IsVistaOrLater() and friends behave as if we're on - // the emulated version of Windows. See bug 1279171. - // Using GetVersionEx API which takes compatibility mode into account. - return E_FAIL; - } - HRESULT hr = LoadDLLs(); if (FAILED(hr)) { return hr; } - const int MF_VISTA_VERSION = (0x0001 << 16 | MF_API_VERSION); const int MF_WIN7_VERSION = (0x0002 << 16 | MF_API_VERSION); // decltype is unusable for functions having default parameters DECL_FUNCTION_PTR(MFStartup, ULONG, DWORD); ENSURE_FUNCTION_PTR_(MFStartup, Mfplat.dll) - if (!IsWin7OrLater()) - return MFStartupPtr(MF_VISTA_VERSION, MFSTARTUP_FULL); - else - return MFStartupPtr(MF_WIN7_VERSION, MFSTARTUP_FULL); + return MFStartupPtr(MF_WIN7_VERSION, MFSTARTUP_FULL); } HRESULT |