message: Fix a comment about ShapedType::getNumElements()
diff: @@ -191,7 +191,7 @@ public:
  /// abort.
  unsigned getElementTypeBitWidth() const;
  - /// If this is a ranked type, return the number of elements. Otherwise, abort.
  + /// If it has static shape, return the number of elements. Otherwise, abort.
  int64_t getNumElements() const;
  /// If this is a ranked type, return the rank. Otherwise, abort.
  