Android: Convert GraphicsModGroup to Kotlin

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/cheats/model/GraphicsModGroup.java

@@ -1,27 +0,0 @@
-package org.dolphinemu.dolphinemu.features.cheats.model;
-
-import androidx.annotation.Keep;
-import androidx.annotation.NonNull;
-
-public class GraphicsModGroup
-{
-  @Keep
-  private final long mPointer;
-
-  @Keep
-  private GraphicsModGroup(long pointer)
-  {
-    mPointer = pointer;
-  }
-
-  @Override
-  public native void finalize();
-
-  @NonNull
-  public native GraphicsMod[] getMods();
-
-  public native void save();
-
-  @NonNull
-  public static native GraphicsModGroup load(String gameId);
-}

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/cheats/model/GraphicsModGroup.kt

@@ -0,0 +1,17 @@
+package org.dolphinemu.dolphinemu.features.cheats.model
+
+import androidx.annotation.Keep
+
+class GraphicsModGroup @Keep private constructor(@field:Keep private val pointer: Long) {
+    external fun finalize()
+
+    val mods: Array<GraphicsMod>
+        external get
+
+    external fun save()
+
+    companion object {
+        @JvmStatic
+        external fun load(gameId: String): GraphicsModGroup
+    }
+}

Source/Android/jni/AndroidCommon/IDCache.cpp

@@ -522,7 +522,7 @@ JNIEXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved)
       env->FindClass("org/dolphinemu/dolphinemu/features/cheats/model/GraphicsModGroup");
   s_graphics_mod_group_class =
       reinterpret_cast<jclass>(env->NewGlobalRef(graphics_mod_group_class));
-  s_graphics_mod_group_pointer = env->GetFieldID(graphics_mod_group_class, "mPointer", "J");
+  s_graphics_mod_group_pointer = env->GetFieldID(graphics_mod_group_class, "pointer", "J");
   s_graphics_mod_group_constructor = env->GetMethodID(graphics_mod_group_class, "<init>", "(J)V");
   env->DeleteLocalRef(graphics_mod_group_class);