Option support for `enableGenericMethods`.

pkg/analyzer/lib/src/generated/engine.dart

Index: pkg/analyzer/lib/src/generated/engine.dart
diff --git a/pkg/analyzer/lib/src/generated/engine.dart b/pkg/analyzer/lib/src/generated/engine.dart
index 491cee5840680c91cd4e9355949835e025ec2835..9eaeecc6913eacf3b4c1c4ae4365d0008b82c74d 100644
--- a/pkg/analyzer/lib/src/generated/engine.dart
+++ b/pkg/analyzer/lib/src/generated/engine.dart
@@ -6469,6 +6469,7 @@ class AnalysisOptionsImpl implements AnalysisOptions {
     cacheSize = options.cacheSize;
     dart2jsHint = options.dart2jsHint;
     enableStrictCallChecks = options.enableStrictCallChecks;
+    enableGenericMethods = options.enableGenericMethods;
     enableSuperMixins = options.enableSuperMixins;
     generateImplicitErrors = options.generateImplicitErrors;
     generateSdkErrors = options.generateSdkErrors;
@@ -6490,6 +6491,7 @@ class AnalysisOptionsImpl implements AnalysisOptions {
     cacheSize = options.cacheSize;
     dart2jsHint = options.dart2jsHint;
     enableStrictCallChecks = options.enableStrictCallChecks;
+    enableGenericMethods = options.enableGenericMethods;
     enableSuperMixins = options.enableSuperMixins;
     generateImplicitErrors = options.generateImplicitErrors;
     generateSdkErrors = options.generateSdkErrors;