Fix more warnings on linux

Source/modules/websockets/NewWebSocketChannelImpl.cpp

Index: Source/modules/websockets/NewWebSocketChannelImpl.cpp
diff --git a/Source/modules/websockets/NewWebSocketChannelImpl.cpp b/Source/modules/websockets/NewWebSocketChannelImpl.cpp
index c7f9e9baefebb695f4a25310e8cc5aeb7c57cccf..f1dc2b3991e0629612e07b721222f5e56b2cca69 100644
--- a/Source/modules/websockets/NewWebSocketChannelImpl.cpp
+++ b/Source/modules/websockets/NewWebSocketChannelImpl.cpp
@@ -297,7 +297,7 @@ void NewWebSocketChannelImpl::sendInternal()
             WebSocketHandle::MessageType type =
                 m_sentSizeOfTopMessage ? WebSocketHandle::MessageTypeContinuation : WebSocketHandle::MessageTypeText;
             size_t size = std::min(static_cast<size_t>(m_sendingQuota), message.text.length() - m_sentSizeOfTopMessage);
-            final = (m_sendingQuota == size);
+            final = (static_cast<size_t>(m_sendingQuota) == size);
             m_handle->send(final, type, message.text.data() + m_sentSizeOfTopMessage, size);
             m_sentSizeOfTopMessage += size;
             m_sendingQuota -= size;
@@ -311,7 +311,7 @@ void NewWebSocketChannelImpl::sendInternal()
             WebSocketHandle::MessageType type =
                 m_sentSizeOfTopMessage ? WebSocketHandle::MessageTypeContinuation : WebSocketHandle::MessageTypeBinary;
             size_t size = std::min(static_cast<size_t>(m_sendingQuota), message.arrayBuffer->byteLength() - m_sentSizeOfTopMessage);
-            final = (m_sendingQuota == size);
+            final = (static_cast<size_t>(m_sendingQuota) == size);
             m_handle->send(final, type, static_cast<const char*>(message.arrayBuffer->data()) + m_sentSizeOfTopMessage, size);
             m_sentSizeOfTopMessage += size;
             m_sendingQuota -= size;