Fix for build mode SDK options.

pkg/analyzer_cli/lib/src/build_mode.dart

Index: pkg/analyzer_cli/lib/src/build_mode.dart
diff --git a/pkg/analyzer_cli/lib/src/build_mode.dart b/pkg/analyzer_cli/lib/src/build_mode.dart
index 1db869018fa35e0147be717a66afe3a28659776a..a2c921881175b9269f0c1886bb6a985b612e4703 100644
--- a/pkg/analyzer_cli/lib/src/build_mode.dart
+++ b/pkg/analyzer_cli/lib/src/build_mode.dart
@@ -127,6 +127,9 @@ class BuildMode {
   void _createContext() {
     DirectoryBasedDartSdk sdk =
         new DirectoryBasedDartSdk(new JavaFile(options.dartSdkPath));
+    sdk.analysisOptions =
+        Driver.createAnalysisOptionsForCommandLineOptions(options);
+    sdk.useSummary = true;
 
     // Read the summaries.
     SummaryDataStore summaryDataStore =
@@ -145,7 +148,6 @@ class BuildMode {
         context, options, (AnalysisOptionsImpl contextOptions) {});
 
     // Configure using summaries.
-    sdk.useSummary = true;
     context.typeProvider = sdk.context.typeProvider;
     context.resultProvider =
         new InputPackagesResultProvider(context, summaryDataStore);