Remove peeking from parseTypedef and parseClassOrNamedMixinApplication.

pkg/front_end/lib/src/fasta/source/outline_builder.dart

Index: pkg/front_end/lib/src/fasta/source/outline_builder.dart
diff --git a/pkg/front_end/lib/src/fasta/source/outline_builder.dart b/pkg/front_end/lib/src/fasta/source/outline_builder.dart
index 19938160b2349fa6d28a204a813355fba9e137d5..9780586561adbaba105ddb751b2a3ffb51b5ce1c 100644
--- a/pkg/front_end/lib/src/fasta/source/outline_builder.dart
+++ b/pkg/front_end/lib/src/fasta/source/outline_builder.dart
@@ -246,9 +246,19 @@ class OutlineBuilder extends UnhandledListener {
     library.metadata = metadata;
   }
 
+  @override
+  void beginClassOrNamedMixinApplication(Token token) {
+    library.beginNestedDeclaration(null);
+  }
+
   @override
   void beginClassDeclaration(Token begin, Token name) {
-    library.beginNestedDeclaration(name.lexeme);
+    library.currentDeclaration.name = name.lexeme;
+  }
+
+  @override
+  void beginNamedMixinApplication(Token beginToken, Token name) {
+    library.currentDeclaration.name = name.lexeme;
   }
 
   @override
@@ -408,11 +418,6 @@ class OutlineBuilder extends UnhandledListener {
         library.addMixinApplication(supertype, mixins, withKeyword.charOffset));
   }
 
-  @override
-  void beginNamedMixinApplication(Token begin, Token name) {
-    library.beginNestedDeclaration(name.lexeme, hasMembers: false);

[ahe, 2017/06/23 14:33:22]

hasMember is mostly an optimization, so it's safe to use true for named mixin
applications.

-  }
-
   @override
   void endNamedMixinApplication(Token beginToken, Token classKeyword,
       Token equals, Token implementsKeyword, Token endToken) {