Add '--finer-grained-invalidation' option to Analysis Server.

pkg/analysis_server/lib/src/analysis_server.dart

Index: pkg/analysis_server/lib/src/analysis_server.dart
diff --git a/pkg/analysis_server/lib/src/analysis_server.dart b/pkg/analysis_server/lib/src/analysis_server.dart
index bda82af5069b817716eefc91acc28bd7f6f1cc70..25d639f3aaa008825821ca2c229bd634c969bdad 100644
--- a/pkg/analysis_server/lib/src/analysis_server.dart
+++ b/pkg/analysis_server/lib/src/analysis_server.dart
@@ -331,6 +331,8 @@ class AnalysisServer {
         options.enableIncrementalResolutionApi;
     defaultContextOptions.incrementalValidation =
         options.enableIncrementalResolutionValidation;
+    defaultContextOptions.finerGrainedInvalidation =
+        options.finerGrainedInvalidation;
     defaultContextOptions.generateImplicitErrors = false;
     operationQueue = new ServerOperationQueue();
     sdkManager = new DartSdkManager(defaultSdkCreator);
@@ -1512,6 +1514,7 @@ class AnalysisServer {
 class AnalysisServerOptions {
   bool enableIncrementalResolutionApi = false;
   bool enableIncrementalResolutionValidation = false;
+  bool finerGrainedInvalidation = false;
   bool noErrorNotification = false;
   bool noIndex = false;
   bool useAnalysisHighlight2 = false;