clang-tidy: google-explicit-constructor

cscore/src/main/native/cpp/Image.h

@@ -34,7 +34,7 @@ class Image {
   Image& operator=(const Image&) = delete;
 
   // Getters
-  operator wpi::StringRef() const { return str(); }
+  operator wpi::StringRef() const { return str(); }  // NOLINT
   wpi::StringRef str() const { return wpi::StringRef(data(), size()); }
   size_t capacity() const { return m_data.capacity(); }
   const char* data() const {

cscore/src/main/native/windows/WindowsMessagePump.h

@@ -12,7 +12,7 @@
 namespace cs {
 class WindowsMessagePump {
  public:
-  WindowsMessagePump(
+  explicit WindowsMessagePump(
       std::function<LRESULT(HWND, UINT, WPARAM, LPARAM)> callback);
   ~WindowsMessagePump();