VM: Replace dart --noopt with new binary target dart_noopt.

tools/testing/dart/compiler_configuration.dart

Index: tools/testing/dart/compiler_configuration.dart
diff --git a/tools/testing/dart/compiler_configuration.dart b/tools/testing/dart/compiler_configuration.dart
index a89aad5659e3be262bfc4ea7b1589690178afd38..47c29a107d0bf11bd116e11bd63078bb82cb6e92 100644
--- a/tools/testing/dart/compiler_configuration.dart
+++ b/tools/testing/dart/compiler_configuration.dart
@@ -61,7 +61,6 @@ abstract class CompilerConfiguration {
     bool useSdk = configuration['use_sdk'];
     bool isCsp = configuration['csp'];
     bool useCps = configuration['cps_ir'];
-    bool useNoopt = configuration['noopt'];
 
     switch (compiler) {
       case 'dart2analyzer':
@@ -80,7 +79,7 @@ abstract class CompilerConfiguration {
       case 'none':
         return new NoneCompilerConfiguration(
             isDebug: isDebug, isChecked: isChecked,
-            isHostChecked: isHostChecked, useSdk: useSdk, useNoopt: useNoopt);
+            isHostChecked: isHostChecked, useSdk: useSdk);
       default:
         throw "Unknown compiler '$compiler'";
     }
@@ -142,17 +141,15 @@ abstract class CompilerConfiguration {
 
 /// The "none" compiler.
 class NoneCompilerConfiguration extends CompilerConfiguration {
-  final bool useNoopt;
 
   NoneCompilerConfiguration({
       bool isDebug,
       bool isChecked,
       bool isHostChecked,
-      bool useSdk,
-      bool useNoopt})
+      bool useSdk})
       : super._subclass(
           isDebug: isDebug, isChecked: isChecked,
-          isHostChecked: isHostChecked, useSdk: useSdk), useNoopt = useNoopt;
+          isHostChecked: isHostChecked, useSdk: useSdk);
 
   bool get hasCompiler => false;
 
@@ -169,9 +166,6 @@ class NoneCompilerConfiguration extends CompilerConfiguration {
       args.add('--enable_asserts');
       args.add('--enable_type_checks');
     }
-    if (useNoopt) {
-      args.add('--noopt');
-    }
     return args
         ..addAll(vmOptions)
         ..addAll(sharedOptions)