Roll to pickup pool changes

packages/barback/lib/src/build_result.dart

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library barback.build_result;
 
 import 'errors.dart';
 import 'utils.dart';
 
 /// An event indicating that the cascade has finished building all assets.
@@ skipping 11 matching lines @@
 
   /// `true` if the build succeeded.
   bool get succeeded => errors.isEmpty;
 
   BuildResult(Iterable<BarbackException> errors)
       : errors = flattenAggregateExceptions(errors).toSet();
 
   /// Creates a build result indicating a successful build.
   ///
   /// This equivalent to a build result with no errors.
-  BuildResult.success()
-      : this([]);
+  BuildResult.success() : this([]);
 
   /// Creates a single [BuildResult] that contains all of the errors of
   /// [results].
   factory BuildResult.aggregate(Iterable<BuildResult> results) {
     var errors = unionAll(results.map((result) => result.errors));
     return new BuildResult(errors);
   }
 
   String toString() {
     if (succeeded) return "success";
 
-    return "errors:\n" + errors.map((error) {
-      var stackTrace = null;
-      if (error is TransformerException) {
-        stackTrace = error.stackTrace.terse;
-      } else if (error is AssetLoadException) {
-        stackTrace = error.stackTrace.terse;
-      }
+    return "errors:\n" +
+        errors.map((error) {
+          var stackTrace = null;
+          if (error is TransformerException) {
+            stackTrace = error.stackTrace.terse;
+          } else if (error is AssetLoadException) {
+            stackTrace = error.stackTrace.terse;
+          }
 
-      var msg = new StringBuffer();
-      msg.write(prefixLines(error.toString()));
-      if (stackTrace != null) {
-        msg.write("\n\n");
-        msg.write("Stack chain:\n");
-        msg.write(prefixLines(stackTrace.toString()));
-      }
-      return msg.toString();
-    }).join("\n\n");
+          var msg = new StringBuffer();
+          msg.write(prefixLines(error.toString()));
+          if (stackTrace != null) {
+            msg.write("\n\n");
+            msg.write("Stack chain:\n");
+            msg.write(prefixLines(stackTrace.toString()));
+          }
+          return msg.toString();
+        }).join("\n\n");
   }
 }