Run dartfmt on all files under runtime.

runtime/observatory/tests/observatory_ui/mocks/objects/script.dart

Index: runtime/observatory/tests/observatory_ui/mocks/objects/script.dart
diff --git a/runtime/observatory/tests/observatory_ui/mocks/objects/script.dart b/runtime/observatory/tests/observatory_ui/mocks/objects/script.dart
index c6d2769a76eeaa5f2112e21f8b9498f85aef388e..699ec59bf223b89b6be8f37d636a92a97f15fb51 100644
--- a/runtime/observatory/tests/observatory_ui/mocks/objects/script.dart
+++ b/runtime/observatory/tests/observatory_ui/mocks/objects/script.dart
@@ -34,12 +34,21 @@ class ScriptMock implements M.Script {
   int tokenToLine(int token) => _tokenToLine(token);
   int tokenToCol(int token) => _tokenToCol(token);
 
-  const ScriptMock({this.id: 'script-id', this.vmName: 'script-vmNmae',
-                    this.clazz, this.size, this.uri, this.source,
-                    this.library: const LibraryRefMock(),
-                    TokenToInt tokenToLine, TokenToInt tokenToCol,
-                    this.loadTime, this.firstTokenPos, this.lastTokenPos,
-                    this.lineOffset, this.columnOffset})
-    : _tokenToLine = tokenToLine,
-      _tokenToCol = tokenToCol;
+  const ScriptMock(
+      {this.id: 'script-id',
+      this.vmName: 'script-vmNmae',
+      this.clazz,
+      this.size,
+      this.uri,
+      this.source,
+      this.library: const LibraryRefMock(),
+      TokenToInt tokenToLine,
+      TokenToInt tokenToCol,
+      this.loadTime,
+      this.firstTokenPos,
+      this.lastTokenPos,
+      this.lineOffset,
+      this.columnOffset})
+      : _tokenToLine = tokenToLine,
+        _tokenToCol = tokenToCol;
 }