Merge pull request swiftlang#233 from DougGregor/concurrency-syntax-fixes

[Concurrency] Regenerate syntax for async/__await fixes.

Author: DougGregor

Sources/SwiftSyntax/gyb_generated/Misc.swift

@@ -1944,6 +1944,6 @@ extension Syntax {
 extension SyntaxParser {
   static func verifyNodeDeclarationHash() -> Bool {
     return String(cString: swiftparse_syntax_structure_versioning_identifier()!) ==
-      "fd719aaf2e0dab2620af2d4d123d123b3d0de28d"
+      "9700f84ac29d74406d59a6433d59aebb33227ade"
   }
 }

Sources/SwiftSyntax/gyb_generated/SyntaxClassification.swift

@@ -65,8 +65,12 @@ extension SyntaxClassification {
     // Separate checks for token nodes (most common checks) versus checks for layout nodes.
     if childKind == .token {
       switch (parentKind, indexInParent) {
+      case (.arrowExpr, 0):
+        return (.keyword, false)
       case (.expressionSegment, 2):
         return (.stringInterpolationAnchor, true)
+      case (.functionSignature, 1):
+        return (.keyword, false)
       case (.ifConfigClause, 0):
         return (.buildConfigId, false)
       case (.ifConfigDecl, 1):
@@ -85,6 +89,8 @@ extension SyntaxClassification {
         return (.typeIdentifier, false)
       case (.someType, 0):
         return (.keyword, false)
+      case (.functionType, 3):
+        return (.keyword, false)
       case (.availabilityVersionRestriction, 0):
         return (.keyword, false)
       default: return nil