Revert "Don't attempt to use direct rendering without DRM master"

We support indirect rendering via SDL, even if EGL is unavailable.

This reverts commit 6145913068.

app/streaming/video/ffmpeg-renderers/drm.cpp

@@ -140,15 +140,6 @@ bool DrmRenderer::initialize(PDECODER_PARAMETERS params)
     const bool DIRECT_RENDERING_INIT_FAILED = false;
 #endif
 
-    // If we're not sharing the DRM FD with SDL, that means we don't
-    // have DRM master, so we can't call drmModeSetPlane(). We can
-    // only use EGL to render in this situation.
-    if (!m_SdlOwnsDrmFd) {
-        SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                    "Direct rendering via DRM is disabled");
-        return DIRECT_RENDERING_INIT_FAILED;
-    }
-
     drmModeRes* resources = drmModeGetResources(m_DrmFd);
     if (resources == nullptr) {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,