Run dartfmt on all files under runtime.

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

Index: runtime/observatory/tests/observatory_ui/mocks/objects/code.dart
diff --git a/runtime/observatory/tests/observatory_ui/mocks/objects/code.dart b/runtime/observatory/tests/observatory_ui/mocks/objects/code.dart
index 943575650441159d20bea7470c2dd1cb8702e33d..4bfd95094ee27d27e8bb7d24f3116bdeccf1957a 100644
--- a/runtime/observatory/tests/observatory_ui/mocks/objects/code.dart
+++ b/runtime/observatory/tests/observatory_ui/mocks/objects/code.dart
@@ -10,7 +10,7 @@ class CodeRefMock implements M.CodeRef {
   final M.CodeKind kind;
   final bool isOptimized;
 
-  const CodeRefMock({this.id, this.name, this.kind, this.isOptimized: false });
+  const CodeRefMock({this.id, this.name, this.kind, this.isOptimized: false});
 }
 
 class CodeMock implements M.Code {
@@ -25,10 +25,15 @@ class CodeMock implements M.Code {
   final M.ObjectPoolRef objectPool;
   final Iterable<M.FunctionRef> inlinedFunctions;
 
-  const CodeMock({this.id: 'code-id', this.name: 'code-name',
-                  this.vmName: 'code-vmName', this.clazz, this.size,
-                  this.kind: M.CodeKind.dart, this.isOptimized: false,
-                  this.function: const FunctionRefMock(),
-                  this.objectPool: const ObjectPoolRefMock(),
-                  this.inlinedFunctions: const []});
+  const CodeMock(
+      {this.id: 'code-id',
+      this.name: 'code-name',
+      this.vmName: 'code-vmName',
+      this.clazz,
+      this.size,
+      this.kind: M.CodeKind.dart,
+      this.isOptimized: false,
+      this.function: const FunctionRefMock(),
+      this.objectPool: const ObjectPoolRefMock(),
+      this.inlinedFunctions: const []});
 }