ReviveOverlay: Fix pointer size warnings.

Author: CrossVR

ReviveOverlay/openvroverlaycontroller.cpp

@@ -241,7 +241,7 @@ void COpenVROverlayController::OnSceneChanged()
 QOpenGLFramebufferObject::bindDefault();
 
 m_pOpenGLContext->functions()->glFlush();
-GLuint unTexture = m_pFbo->texture();
+uintptr_t unTexture = m_pFbo->texture();
 if( vr::VROverlay() && unTexture != 0 )
 {
 vr::Texture_t texture = {(void*)unTexture, vr::TextureType_OpenGL, vr::ColorSpace_Auto };
@@ -544,7 +544,7 @@ vr::HmdError COpenVROverlayController::GetLastHmdError()
 //-----------------------------------------------------------------------------
 void COpenVROverlayController::UpdateThumbnail()
 {
-GLuint unThumbnail = m_pThumbnailTexture->textureId();
+uintptr_t unThumbnail = m_pThumbnailTexture->textureId();
 if( vr::VROverlay() && unThumbnail != 0 )
 {
 vr::Texture_t thumbnail = {(void*)unThumbnail, vr::TextureType_OpenGL, vr::ColorSpace_Auto };