diff --git a/packages/google_mobile_ads/android/src/main/java/io/flutter/plugins/googlemobileads/AdMessageCodec.java b/packages/google_mobile_ads/android/src/main/java/io/flutter/plugins/googlemobileads/AdMessageCodec.java
index 3918e39af..9ebd90420 100644
--- a/packages/google_mobile_ads/android/src/main/java/io/flutter/plugins/googlemobileads/AdMessageCodec.java
+++ b/packages/google_mobile_ads/android/src/main/java/io/flutter/plugins/googlemobileads/AdMessageCodec.java
@@ -36,7 +36,6 @@
 import java.nio.ByteBuffer;
 import java.util.List;
 import java.util.Map;
-import java.util.Objects;
 
 /**
  * Encodes and decodes values by reading from a ByteBuffer and writing to a ByteArrayOutputStream.
@@ -70,14 +69,10 @@ class AdMessageCodec extends StandardMessageCodec {
   private static final byte VALUE_COLOR = (byte) 153;
   private static final byte VALUE_MEDIATION_EXTRAS = (byte) 154;
 
-  @NonNull
-  Context context;
-  @NonNull
-  final FlutterAdSize.AdSizeFactory adSizeFactory;
-  @Nullable
-  private MediationNetworkExtrasProvider mediationNetworkExtrasProvider;
-  @NonNull
-  private final FlutterRequestAgentProvider requestAgentProvider;
+  @NonNull Context context;
+  @NonNull final FlutterAdSize.AdSizeFactory adSizeFactory;
+  @Nullable private MediationNetworkExtrasProvider mediationNetworkExtrasProvider;
+  @NonNull private final FlutterRequestAgentProvider requestAgentProvider;
 
   AdMessageCodec(
       @NonNull Context context, @NonNull FlutterRequestAgentProvider requestAgentProvider) {
@@ -259,13 +254,14 @@ protected void writeValue(ByteArrayOutputStream stream, Object value) {
   @Override
   protected Object readValueOfType(byte type, ByteBuffer buffer) {
     switch (type) {
-      case VALUE_INLINE_ADAPTIVE_BANNER_AD_SIZE: {
-        final Integer width = (Integer) readValueOfType(buffer.get(), buffer);
-        final Integer height = (Integer) readValueOfType(buffer.get(), buffer);
-        final Integer orientation = (Integer) readValueOfType(buffer.get(), buffer);
-        return new FlutterAdSize.InlineAdaptiveBannerAdSize(
-            adSizeFactory, context, width, orientation, height);
-      }
+      case VALUE_INLINE_ADAPTIVE_BANNER_AD_SIZE:
+        {
+          final Integer width = (Integer) readValueOfType(buffer.get(), buffer);
+          final Integer height = (Integer) readValueOfType(buffer.get(), buffer);
+          final Integer orientation = (Integer) readValueOfType(buffer.get(), buffer);
+          return new FlutterAdSize.InlineAdaptiveBannerAdSize(
+              adSizeFactory, context, width, orientation, height);
+        }
       case VALUE_ANCHORED_ADAPTIVE_BANNER_AD_SIZE:
         final String orientation = (String) readValueOfType(buffer.get(), buffer);
         final Integer width = (Integer) readValueOfType(buffer.get(), buffer);
@@ -290,8 +286,9 @@ protected Object readValueOfType(byte type, ByteBuffer buffer) {
             .setMediationNetworkExtrasProvider(mediationNetworkExtrasProvider)
             .setAdMobExtras((Map<String, String>) readValueOfType(buffer.get(), buffer))
             .setRequestAgent(requestAgentProvider.getRequestAgent())
-            .setMediationExtras((List<FlutterMediationExtras>) readValueOfType(buffer.get(), buffer))
-        .build();
+            .setMediationExtras(
+                (List<FlutterMediationExtras>) readValueOfType(buffer.get(), buffer))
+            .build();
       case VALUE_MEDIATION_EXTRAS:
         String className = (String) readValueOfType(buffer.get(), buffer);
         Map<String, Object> extras = (Map<String, Object>) readValueOfType(buffer.get(), buffer);
@@ -357,7 +354,8 @@ protected Object readValueOfType(byte type, ByteBuffer buffer) {
         builder.setMediationNetworkExtrasProvider(mediationNetworkExtrasProvider);
         builder.setAdMobExtras((Map<String, String>) readValueOfType(buffer.get(), buffer));
         builder.setRequestAgent(requestAgentProvider.getRequestAgent());
-        builder.setMediationExtras((List<FlutterMediationExtras>) readValueOfType(buffer.get(), buffer));
+        builder.setMediationExtras(
+            (List<FlutterMediationExtras>) readValueOfType(buffer.get(), buffer));
         return builder.build();
       case VALUE_INITIALIZATION_STATE:
         final String state = (String) readValueOfType(buffer.get(), buffer);
diff --git a/packages/google_mobile_ads/android/src/main/java/io/flutter/plugins/googlemobileads/FlutterAdRequest.java b/packages/google_mobile_ads/android/src/main/java/io/flutter/plugins/googlemobileads/FlutterAdRequest.java
index bd34b4337..e6ae123ad 100644
--- a/packages/google_mobile_ads/android/src/main/java/io/flutter/plugins/googlemobileads/FlutterAdRequest.java
+++ b/packages/google_mobile_ads/android/src/main/java/io/flutter/plugins/googlemobileads/FlutterAdRequest.java
@@ -208,7 +208,8 @@ private void addNetworkExtras(AdRequest.Builder builder, String adUnitId) {
     Map<Class<? extends MediationExtrasReceiver>, Bundle> networkExtras = new HashMap<>();
     if (mediationExtras != null) {
       for (FlutterMediationExtras flutterExtras : mediationExtras) {
-        Pair<Class<? extends MediationExtrasReceiver>, Bundle> pair = flutterExtras.getMediationExtras();
+        Pair<Class<? extends MediationExtrasReceiver>, Bundle> pair =
+            flutterExtras.getMediationExtras();
         networkExtras.put(pair.first, pair.second);
       }
     } else if (mediationNetworkExtrasProvider != null) {
diff --git a/packages/google_mobile_ads/android/src/main/java/io/flutter/plugins/googlemobileads/FlutterMediationExtras.java b/packages/google_mobile_ads/android/src/main/java/io/flutter/plugins/googlemobileads/FlutterMediationExtras.java
index d95f3bcf4..5e44115c3 100644
--- a/packages/google_mobile_ads/android/src/main/java/io/flutter/plugins/googlemobileads/FlutterMediationExtras.java
+++ b/packages/google_mobile_ads/android/src/main/java/io/flutter/plugins/googlemobileads/FlutterMediationExtras.java
@@ -25,4 +25,4 @@ public interface FlutterMediationExtras {
 
   void setMediationExtras(Map<String, Object> extras);
 
-}
\ No newline at end of file
+}
diff --git a/packages/google_mobile_ads/example/ios/Runner.xcodeproj/project.pbxproj b/packages/google_mobile_ads/example/ios/Runner.xcodeproj/project.pbxproj
index 87f331859..4c0a8be68 100644
--- a/packages/google_mobile_ads/example/ios/Runner.xcodeproj/project.pbxproj
+++ b/packages/google_mobile_ads/example/ios/Runner.xcodeproj/project.pbxproj
@@ -10,7 +10,7 @@
 		1498D2341E8E89220040F4C2 /* GeneratedPluginRegistrant.m in Sources */ = {isa = PBXBuildFile; fileRef = 1498D2331E8E89220040F4C2 /* GeneratedPluginRegistrant.m */; };
 		3B3967161E833CAA004F5970 /* AppFrameworkInfo.plist in Resources */ = {isa = PBXBuildFile; fileRef = 3B3967151E833CAA004F5970 /* AppFrameworkInfo.plist */; };
 		3D7E269FA8038A55BBCBF250 /* Pods_Runner.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = A2AB4EE7241D0927BB957D65 /* Pods_Runner.framework */; };
-    588A95C9AF0A9F291BFBAA5B /* Pods_RunnerTests.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 86606948223BE74D544C6A9E /* Pods_RunnerTests.framework */; };
+		588A95C9AF0A9F291BFBAA5B /* Pods_RunnerTests.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 86606948223BE74D544C6A9E /* Pods_RunnerTests.framework */; };
 		8FC897F52411A9F100415930 /* NativeAdView.xib in Resources */ = {isa = PBXBuildFile; fileRef = 8FC897F42411A9F100415930 /* NativeAdView.xib */; };
 		978B8F6F1D3862AE00F588F7 /* AppDelegate.m in Sources */ = {isa = PBXBuildFile; fileRef = 7AFFD8EE1D35381100E5BB4D /* AppDelegate.m */; };
 		97C146F31CF9000F007C117D /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = 97C146F21CF9000F007C117D /* main.m */; };
diff --git a/packages/google_mobile_ads/ios/Classes/FLTAd_Internal.h b/packages/google_mobile_ads/ios/Classes/FLTAd_Internal.h
index ad1c0583c..3691554a2 100644
--- a/packages/google_mobile_ads/ios/Classes/FLTAd_Internal.h
+++ b/packages/google_mobile_ads/ios/Classes/FLTAd_Internal.h
@@ -87,9 +87,11 @@
 @property NSString *_Nullable contentURL;
 @property BOOL nonPersonalizedAds;
 @property NSArray<NSString *> *_Nullable neighboringContentURLs;
-@property NSString *_Nullable mediationExtrasIdentifier DEPRECATED_MSG_ATTRIBUTE("Use mediationExtras instead.");
+@property NSString *_Nullable mediationExtrasIdentifier
+    DEPRECATED_MSG_ATTRIBUTE("Use mediationExtras instead.");
 @property id<
-    FLTMediationNetworkExtrasProvider> _Nullable mediationNetworkExtrasProvider DEPRECATED_MSG_ATTRIBUTE("Use mediationExtras instead.");
+    FLTMediationNetworkExtrasProvider> _Nullable mediationNetworkExtrasProvider
+    DEPRECATED_MSG_ATTRIBUTE("Use mediationExtras instead.");
 @property NSDictionary<NSString *, NSString *> *_Nullable adMobExtras;
 @property NSString *_Nonnull requestAgent;
 @property NSArray<FlutterMediationExtras> *_Nullable mediationExtras;
diff --git a/packages/google_mobile_ads/ios/Classes/FLTAd_Internal.m b/packages/google_mobile_ads/ios/Classes/FLTAd_Internal.m
index a752e6c34..647d5080c 100644
--- a/packages/google_mobile_ads/ios/Classes/FLTAd_Internal.m
+++ b/packages/google_mobile_ads/ios/Classes/FLTAd_Internal.m
@@ -174,15 +174,16 @@ - (void)addNetworkExtrasToGADRequest:(GADRequest *)request
   NSArray<id<GADAdNetworkExtras>> *extras;
 
   if (_mediationExtras != NULL) {
-    NSMutableArray<id<GADAdNetworkExtras>> *flutterExtras = [NSMutableArray array];
-    for(id<FlutterMediationExtras> extra in _mediationExtras) {
+    NSMutableArray<id<GADAdNetworkExtras>> *flutterExtras =
+        [NSMutableArray array];
+    for (id<FlutterMediationExtras> extra in _mediationExtras) {
       [flutterExtras addObject:[extra getMediationExtras]];
     }
     extras = [NSArray arrayWithArray:flutterExtras];
   } else {
     extras = [_mediationNetworkExtrasProvider
-              getMediationExtras:adUnitId
-              mediationExtrasIdentifier:_mediationExtrasIdentifier];
+               getMediationExtras:adUnitId
+        mediationExtrasIdentifier:_mediationExtrasIdentifier];
   }
   BOOL addedNpaToGADExtras = false;
 
diff --git a/packages/google_mobile_ads/ios/Classes/FLTGoogleMobileAdsReaderWriter_Internal.m b/packages/google_mobile_ads/ios/Classes/FLTGoogleMobileAdsReaderWriter_Internal.m
index 292c10bea..58481db7a 100644
--- a/packages/google_mobile_ads/ios/Classes/FLTGoogleMobileAdsReaderWriter_Internal.m
+++ b/packages/google_mobile_ads/ios/Classes/FLTGoogleMobileAdsReaderWriter_Internal.m
@@ -122,7 +122,9 @@ - (id _Nullable)readValueOfType:(UInt8)type {
     return request;
   }
   case FLTAdmobFieldMediationExtras: {
-    id<FlutterMediationExtras> flutterMediationExtras = [[NSClassFromString([self readValueOfType:[self readByte]]) alloc] init];
+    id<FlutterMediationExtras> flutterMediationExtras =
+        [[NSClassFromString([self readValueOfType:[self readByte]]) alloc]
+            init];
     NSMutableDictionary *flutterExtras = [self readValueOfType:[self readByte]];
     flutterMediationExtras.extras = flutterExtras;
     return flutterMediationExtras;
diff --git a/packages/google_mobile_ads/ios/Classes/FLTMediationExtras.h b/packages/google_mobile_ads/ios/Classes/FLTMediationExtras.h
index 2c2ae97ad..a6534055c 100644
--- a/packages/google_mobile_ads/ios/Classes/FLTMediationExtras.h
+++ b/packages/google_mobile_ads/ios/Classes/FLTMediationExtras.h
@@ -17,8 +17,8 @@
 
 @protocol FlutterMediationExtras
 
-@property NSMutableDictionary * _Nullable extras;
+@property NSMutableDictionary *_Nullable extras;
 
-- (id<GADAdNetworkExtras> _Nonnull) getMediationExtras;
+- (id<GADAdNetworkExtras> _Nonnull)getMediationExtras;
 
 @end
diff --git a/packages/google_mobile_ads/lib/src/ad_instance_manager.dart b/packages/google_mobile_ads/lib/src/ad_instance_manager.dart
index 17ddd37df..82c1f57ac 100644
--- a/packages/google_mobile_ads/lib/src/ad_instance_manager.dart
+++ b/packages/google_mobile_ads/lib/src/ad_instance_manager.dart
@@ -900,7 +900,7 @@ class AdMessageCodec extends StandardMessageCodec {
         writeValue(buffer, value.getIOSClassName());
       }
       writeValue(buffer, value.getExtras());
-    }  else if (value is RewardItem) {
+    } else if (value is RewardItem) {
       buffer.putUint8(_valueRewardItem);
       writeValue(buffer, value.amount);
       writeValue(buffer, value.type);
diff --git a/packages/google_mobile_ads/lib/src/mediation_extras.dart b/packages/google_mobile_ads/lib/src/mediation_extras.dart
index 8cafce4c0..dec85f572 100644
--- a/packages/google_mobile_ads/lib/src/mediation_extras.dart
+++ b/packages/google_mobile_ads/lib/src/mediation_extras.dart
@@ -16,7 +16,6 @@ import 'package:google_mobile_ads/src/ad_containers.dart';
 
 /// Contains information for a particular ad network set by developer.
 abstract class MediationExtras {
-
   /// Fully-qualified name of an Android FlutterMediationExtras class.
   ///
   /// The name of the class must implement the FlutterMediationExtras interface.