Remove unused option in server API

pkg/analysis_server/test/analysis_abstract.dart

Index: pkg/analysis_server/test/analysis_abstract.dart
diff --git a/pkg/analysis_server/test/analysis_abstract.dart b/pkg/analysis_server/test/analysis_abstract.dart
index 0db5841cf5dfce262c8af70b482c8beca1777c27..93caa687d34adc14fec2a67e273d81a69ab10c94 100644
--- a/pkg/analysis_server/test/analysis_abstract.dart
+++ b/pkg/analysis_server/test/analysis_abstract.dart
@@ -48,7 +48,6 @@ int findIdentifierLength(String search) {
 class AbstractAnalysisTest {
   MockServerChannel serverChannel;
   MemoryResourceProvider resourceProvider;
-  MockPackageMapProvider packageMapProvider;
   AnalysisServer server;
   RequestHandler handler;
 
@@ -129,7 +128,6 @@ class AbstractAnalysisTest {
     return new AnalysisServer(
         serverChannel,
         resourceProvider,
-        packageMapProvider,
         index,
         serverPlugin,
         new AnalysisServerOptions(),
@@ -146,8 +144,9 @@ class AbstractAnalysisTest {
    */
   void createProject({Map<String, String> packageRoots}) {
     resourceProvider.newFolder(projectPath);
-    Request request =
-        new AnalysisSetAnalysisRootsParams([projectPath], [], packageRoots: packageRoots).toRequest('0');
+    Request request = new AnalysisSetAnalysisRootsParams([projectPath], [],
+            packageRoots: packageRoots)
+        .toRequest('0');
     handleSuccessfulRequest(request, handler: analysisHandler);
   }
 
@@ -206,7 +205,6 @@ class AbstractAnalysisTest {
   void setUp() {
     serverChannel = new MockServerChannel();
     resourceProvider = new MemoryResourceProvider();
-    packageMapProvider = new MockPackageMapProvider();
     Index index = createIndex();
     server = createAnalysisServer(index);
     handler = analysisHandler;