some formatting of map, parameters and spaces (#29760)

diff --git a/packages/flutter_tools/lib/src/android/android_sdk.dart b/packages/flutter_tools/lib/src/android/android_sdk.dart
index 5c66f96..d8a7326 100644
--- a/packages/flutter_tools/lib/src/android/android_sdk.dart
+++ b/packages/flutter_tools/lib/src/android/android_sdk.dart
@@ -588,7 +588,8 @@
 }
 
 class AndroidSdkVersion implements Comparable<AndroidSdkVersion> {
-  AndroidSdkVersion._(this.sdk, {
+  AndroidSdkVersion._(
+    this.sdk, {
     @required this.sdkLevel,
     @required this.platformName,
     @required this.buildToolsVersion,
diff --git a/packages/flutter_tools/lib/src/android/android_studio.dart b/packages/flutter_tools/lib/src/android/android_studio.dart
index 58c7ca0..8457d26 100644
--- a/packages/flutter_tools/lib/src/android/android_studio.dart
+++ b/packages/flutter_tools/lib/src/android/android_studio.dart
@@ -30,9 +30,13 @@
 String get javaPath => androidStudio?.javaPath;
 
 class AndroidStudio implements Comparable<AndroidStudio> {
-  AndroidStudio(this.directory,
-      {Version version, this.configured, this.studioAppName = 'AndroidStudio', this.presetPluginsPath})
-      : version = version ?? Version.unknown {
+  AndroidStudio(
+    this.directory, {
+    Version version,
+    this.configured,
+    this.studioAppName = 'AndroidStudio',
+    this.presetPluginsPath,
+  }) : version = version ?? Version.unknown {
     _init();
   }