remove trailing spaces in dart files, refs #9991

lib/base_state.dart

@@ -54,7 +54,7 @@ abstract class BaseState<T> extends State<T> {
   getHintLabel() {
     double horizontalMargin = 8.0;
     return new Container(margin: new EdgeInsets.only(top: horizontalMargin, bottom: horizontalMargin, left: verticalMargin, right: verticalMargin),
-      child: new Row(crossAxisAlignment: CrossAxisAlignment.start, 
+      child: new Row(crossAxisAlignment: CrossAxisAlignment.start,
         children: <Widget>[new Text(getHintText(), textAlign: TextAlign.left,
          style: new TextStyle(fontWeight: FontWeight.w300, color: error == null ? greyTextColor : primaryColor, fontSize: 14.0))]));
   }
@@ -63,7 +63,7 @@ abstract class BaseState<T> extends State<T> {
     if (textFieldValue.length == 0 && error == null) {
       return ' ';
     } else if (error != null) {
-      return error; 
+      return error;
     } else {
       return getHint();
     }
@@ -87,9 +87,9 @@ abstract class BaseState<T> extends State<T> {
   getPaddingForTextWidget() {
   	const double verticalPadding = 12.0;
     const double horizontalPadding = 16.0;
-  	return new EdgeInsets.only(top: verticalPadding, 
-  		bottom: verticalPadding, 
-  		left: horizontalPadding, 
+  	return new EdgeInsets.only(top: verticalPadding,
+  		bottom: verticalPadding,
+  		left: horizontalPadding,
   		right: horizontalPadding);
   }
 
@@ -126,7 +126,7 @@ abstract class BaseState<T> extends State<T> {
   Widget buildButton(EdgeInsets margin, Widget widget) {
     return new Container(margin: margin, height: buttonHeight, child: new Row(children: <Widget>[new Expanded(child: widget)]));
   }
- 
+
   Widget buildRaisedButton(BuildContext context, String text, VoidCallback onPressed) {
     return new RaisedButton(child: new Text(text,
                 style: new TextStyle(color: Colors.white)),
@@ -146,4 +146,4 @@ abstract class BaseState<T> extends State<T> {
       border: new Border.all(color: primaryColor, width: 1.0),
       borderRadius: new BorderRadius.all(new Radius.circular(4.0)));
   }
-}
+}

lib/splash.dart

@@ -27,15 +27,15 @@ class SplashScreen extends StatelessWidget {
   // Возвращает столбец с логотипом приложения и текстом под ним.
   // Столбец занимает не все доступное пространство, а необходимый минимум в центре экрана.
   getLogo() {
-    return new Center(child: new Column(mainAxisSize: MainAxisSize.min, 
+    return new Center(child: new Column(mainAxisSize: MainAxisSize.min,
       children: <Widget>[new Image.asset(logo_png, height: 112.0, width: 252.0),
        new Image.asset(splash_text_png, height: 40.0, width: 240.0)]));
   }
 
   // Возвращает контейнер, который содержит decoration с фоновым изображением.
   getSplashBackground() {
-    return new Container(decoration: 
-      new BoxDecoration(image: 
+    return new Container(decoration:
+      new BoxDecoration(image:
         new DecorationImage(image: new ExactAssetImage(splash_png), fit:  BoxFit.cover)));
   }
 
@@ -44,7 +44,7 @@ class SplashScreen extends StatelessWidget {
 
     token = await platform.invokeMethod('getToken');
     print('token: $token');
-    
+
     // В случае, если в приложении отсутствует токен,
     // необходимо запустить регистрацию кассы.
     if (token == null) {
@@ -74,7 +74,7 @@ class SplashScreen extends StatelessWidget {
         pushRoute(context, new RegistrationScreen());
       });
     } else {
-        
+
       Map statusResponseMap = JSON.decode(statusResponse.body);
       bool active = statusResponseMap['active'] == null ? false : statusResponseMap['active'];
 
@@ -82,8 +82,8 @@ class SplashScreen extends StatelessWidget {
         startScanner(context);
       } else {
         if (await platform.invokeMethod('isOnline')) {
-          createToken(await platform.invokeMethod('getMerchantID'), await platform.invokeMethod('getPosID')).then((response) {              
-            if (response.statusCode == 409) { 
+          createToken(await platform.invokeMethod('getMerchantID'), await platform.invokeMethod('getPosID')).then((response) {
+            if (response.statusCode == 409) {
               pushRoute(context, new FinishRegistrationScreen());
             } else if (response.statusCode == 201) {
               platform.invokeMethod('removeKeys').then((result) {
@@ -103,4 +103,4 @@ class SplashScreen extends StatelessWidget {
       }
     }
   }
-}
+}