new TokenType and Keyword API

pkg/analysis_server/lib/src/provisional/completion/dart/completion_target.dart

Index: pkg/analysis_server/lib/src/provisional/completion/dart/completion_target.dart
diff --git a/pkg/analysis_server/lib/src/provisional/completion/dart/completion_target.dart b/pkg/analysis_server/lib/src/provisional/completion/dart/completion_target.dart
index 6274b4a451fe2f7427c8ba1821b7780f7f1d0f45..8159c1ccf8b8f0857f0bc82a321d84ee0de02776 100644
--- a/pkg/analysis_server/lib/src/provisional/completion/dart/completion_target.dart
+++ b/pkg/analysis_server/lib/src/provisional/completion/dart/completion_target.dart
@@ -389,8 +389,7 @@ class CompletionTarget {
     // If the node's first token is a keyword or identifier, then the node is a
     // candidate entity if its first token is.
     Token beginToken = node.beginToken;
-    if (beginToken.type == TokenType.KEYWORD ||
-        beginToken.type == TokenType.IDENTIFIER) {
+    if (beginToken.type.isKeyword || beginToken.type == TokenType.IDENTIFIER) {
       return _isCandidateToken(beginToken, offset);
     }
 
@@ -413,7 +412,7 @@ class CompletionTarget {
     if (offset < token.end) {
       return true;
     } else if (offset == token.end) {
-      return token.type == TokenType.KEYWORD ||
+      return token.type.isKeyword ||
           token.type == TokenType.IDENTIFIER ||
           token.length == 0;
     } else if (!token.isSynthetic) {
@@ -425,8 +424,7 @@ class CompletionTarget {
     if (offset < previous.end) {
       return true;
     } else if (offset == previous.end) {
-      return token.type == TokenType.KEYWORD ||
-          previous.type == TokenType.IDENTIFIER;
+      return token.type.isKeyword || previous.type == TokenType.IDENTIFIER;
     } else {
       return false;
     }