--- a/dom/media/systemservices/CamerasParent.cpp
+++ b/dom/media/systemservices/CamerasParent.cpp
@@ -880,18 +880,16 @@ CamerasParent::RecvStartCapture(const Ca
                   capability.height, sAllRequestedCapabilities[it.first].height);
                 capability.maxFPS = std::max(
                   capability.maxFPS, sAllRequestedCapabilities[it.first].maxFPS);
               }
             }
 
             auto candidateCapabilities = self->mAllCandidateCapabilities.find(
               nsCString(cap.VideoCapture()->CurrentDeviceName()));
-            MOZ_DIAGNOSTIC_ASSERT(candidateCapabilities != self->mAllCandidateCapabilities.end());
-            MOZ_DIAGNOSTIC_ASSERT(!candidateCapabilities->second.empty());
             if ((candidateCapabilities != self->mAllCandidateCapabilities.end()) &&
                 (!candidateCapabilities->second.empty())) {
               int32_t minIdx = -1;
               uint64_t minDistance = UINT64_MAX;
 
               for (auto & candidateCapability : candidateCapabilities->second) {
                 if (candidateCapability.second.rawType != capability.rawType) {
                   continue;