Removed close api changes and moved to seperate PR

Author: mnoman09

android/src/main/java/com/optimizely/optimizely_flutter_sdk/OptimizelyFlutterClient.java

@@ -364,25 +364,6 @@ protected void getOptimizelyConfig(ArgumentsParser argumentsParser, @NonNull Res
  result.success(createResponse(true, optimizelyConfigMap, SuccessMessage.OPTIMIZELY_CONFIG_FOUND));
  }
 
- protected void close(ArgumentsParser argumentsParser, @NonNull Result result) {
- String sdkKey = argumentsParser.getSdkKey();
- if (sdkKey == null) {
- result.success(createResponse(false, ErrorMessage.INVALID_PARAMS));
- return;
- }
- OptimizelyClient optimizelyClient = getOptimizelyClient(sdkKey);
- if (optimizelyClient == null) {
- result.success(createResponse(false, ErrorMessage.OPTIMIZELY_CLIENT_NOT_FOUND));
- return;
- }
- optimizelyClient.close();
-
- optimizelyManagerTracker.remove(sdkKey);
- userContextsTracker.remove(sdkKey);
- 
- result.success(createResponse(true, SuccessMessage.OPTIMIZELY_CLIENT_CLOSED));
- }
-
  public Map<String, ?> createResponse(Boolean success, Object result, String reason) {
  Map<String, Object> response = new HashMap<>();
  response.put(ResponseKey.SUCCESS, success);

android/src/main/java/com/optimizely/optimizely_flutter_sdk/OptimizelyFlutterSdkPlugin.java

@@ -90,10 +90,6 @@ public void onMethodCall(@NonNull MethodCall call, @NonNull Result result) {
  removeAllForcedDecisions(argumentsParser, result);
  break;
  }
- case APIs.CLOSE: {
- close(argumentsParser, result);
- break;
- }
  default:
  result.notImplemented();
  }

android/src/main/java/com/optimizely/optimizely_flutter_sdk/helper_classes/Constants.java

@@ -17,7 +17,6 @@
 
 public class Constants {
  public static class APIs {
- public static final String CLOSE = "close";
  public static final String INITIALIZE = "initialize";
  public static final String GET_OPTIMIZELY_CONFIG = "getOptimizelyConfig";
  public static final String CREATE_USER_CONTEXT = "createUserContext";
@@ -65,7 +64,6 @@ public static class ErrorMessage {
  public static class SuccessMessage {
  public static final String INSTANCE_CREATED = "Optimizely instance created successfully.";
  public static final String OPTIMIZELY_CONFIG_FOUND = "Optimizely config found.";
- public static final String OPTIMIZELY_CLIENT_CLOSED = "Optimizely client closed successfully.";
  public static final String USER_CONTEXT_CREATED = "User context created successfully.";
  public static final String LISTENER_REMOVED = "Listener removed successfully.";
  public static final String DECIDE_CALLED = "Decide called successfully.";

lib/optimizely_flutter_sdk.dart

@@ -59,11 +59,6 @@ class OptimizelyFlutterSdk {
  _sdkKey, userId, attributes);
  }
 
- /// Checks if eventHandler are Closeable and calls close on them.
- Future<BaseResponse> close() async {
- return await OptimizelyClientWrapper.close(_sdkKey);
- }
- 
  Future<CancelListening> addDecisionNotificationListener(
  MultiUseCallback callback) async {
  return await _addNotificationListener(callback, ListenerType.decision);

lib/src/optimizely_client_wrapper.dart

@@ -49,14 +49,6 @@ class OptimizelyClientWrapper {
  return OptimizelyConfigResponse(result);
  }
 
- /// Returns a success true if optimizely client closed successfully.
- static Future<BaseResponse> close(
- String sdkKey) async {
- final result = Map<String, dynamic>.from(await _channel.invokeMethod(
- Constants.close, {Constants.sdkKey: sdkKey}));
- return BaseResponse(result);
- }
-
  /// Creates a context of the user for which decision APIs will be called.
  ///
  /// A user context will only be created successfully when the SDK is fully configured using initializeClient.