Drop the V1 plugin API compatibility code

Signed-off-by: Gergely Nagy <algernon@keyboard.io>

src/Kaleidoscope/LED-ActiveModColor.cpp

@@ -61,21 +61,6 @@ EventHandlerResult ActiveModColorEffect::beforeReportingState() {
   return EventHandlerResult::OK;
 }
 
-// Legacy API
-#if KALEIDOSCOPE_ENABLE_V1_PLUGIN_API
-void ActiveModColorEffect::begin() {
-  Kaleidoscope.useLoopHook(legacyLoopHook);
-}
-
-void ActiveModColorEffect::legacyLoopHook(bool is_post_clear) {
-  if (is_post_clear)
-    return;
-
-  ::ActiveModColorEffect.beforeReportingState();
-}
-#endif
-
-
 }
 
 kaleidoscope::ActiveModColorEffect ActiveModColorEffect;

src/Kaleidoscope/LED-ActiveModColor.h

@@ -30,16 +30,6 @@ class ActiveModColorEffect : public kaleidoscope::Plugin {
   static cRGB sticky_color;
 
   EventHandlerResult beforeReportingState();
-
-#if KALEIDOSCOPE_ENABLE_V1_PLUGIN_API
-  kaleidoscope::EventHandlerResult onSetup() {
-    return kaleidoscope::EventHandlerResult::OK;
-  }
-
- protected:
-  void begin();
-  static void legacyLoopHook(bool is_post_clear);
-#endif
 };
 }