fix wrong emplace usage

src/neighbor/plugins/UdisksNeighborPlugin.cxx

@@ -193,11 +193,11 @@ UdisksNeighborExplorer::Insert(UDisks2::Object &&o) noexcept
 
 	{
 		const std::lock_guard<Mutex> protect(mutex);
-		auto i = by_uri.emplace(std::make_pair(o.GetUri(), info));
+		auto i = by_uri.emplace(o.GetUri(), info);
 		if (!i.second)
 			i.first->second = info;
 
-		by_path.emplace(std::make_pair(o.path, i.first));
+		by_path.emplace(o.path, i.first);
 		// TODO: do we need to remove a conflicting path?
 	}
 

src/output/MultipleOutputs.cxx

@@ -134,7 +134,7 @@ MultipleOutputs::Add(std::unique_ptr<FilteredAudioOutput> output,
 		     bool enable) noexcept
 {
 	// TODO: this operation needs to be protected with a mutex
-	outputs.emplace_back(std::make_unique<AudioOutputControl>(std::move(output),
+	outputs.push_back(std::make_unique<AudioOutputControl>(std::move(output),
 								  client));
 
 	outputs.back()->LockSetEnabled(enable);
@@ -147,8 +147,7 @@ MultipleOutputs::AddCopy(AudioOutputControl *outputControl,
 		     bool enable) noexcept
 {
 	// TODO: this operation needs to be protected with a mutex
-	outputs.emplace_back(std::make_unique<AudioOutputControl>(outputControl,
-								  client));
+	outputs.push_back(std::make_unique<AudioOutputControl>(outputControl, client));
 
 	outputs.back()->LockSetEnabled(enable);
 

src/output/plugins/snapcast/SnapcastOutputPlugin.cxx

@@ -346,7 +346,7 @@ SnapcastOutput::Play(const void *chunk, size_t size)
 			inject_event.Schedule();
 
 		const ConstBuffer payload{buffer, nbytes};
-		chunks.emplace(std::make_shared<SnapcastChunk>(now, AllocatedArray{payload}));
+		chunks.push(std::make_shared<SnapcastChunk>(now, AllocatedArray{payload}));
 	}
 
 	return size;