Enable generic method support by default

pkg/analyzer/lib/src/task/options.dart

Index: pkg/analyzer/lib/src/task/options.dart
diff --git a/pkg/analyzer/lib/src/task/options.dart b/pkg/analyzer/lib/src/task/options.dart
index 60a6dbc21b8476070bfc547d2d29e30a47715095..618d2edbee72b373ece9494ee3cd66f5cb2c97f7 100644
--- a/pkg/analyzer/lib/src/task/options.dart
+++ b/pkg/analyzer/lib/src/task/options.dart
@@ -514,14 +514,6 @@ class _OptionsProcessor {
         context.analysisOptions = options;
       }
     }
-    if (feature == AnalyzerOptions.enableGenericMethods) {
-      if (isTrue(value)) {
-        AnalysisOptionsImpl options =
-            new AnalysisOptionsImpl.from(context.analysisOptions);
-        options.enableGenericMethods = true;
-        context.analysisOptions = options;
-      }
-    }
   }
 
   void setLanguageOptions(AnalysisContext context, Object configs) {
@@ -570,8 +562,6 @@ class _OptionsProcessor {
         options.enableInitializingFormalAccess = boolValue;
       } else if (feature == AnalyzerOptions.enableSuperMixins) {
         options.enableSuperMixins = boolValue;
-      } else if (feature == AnalyzerOptions.enableGenericMethods) {
-        options.enableGenericMethods = boolValue;
       }
     }
   }