message: Changed StringPiece::Hasher to StringPieceHasher in stringpiece_test. This will allow the Hasher alias to be removed from StringPiece.
diff: @@ -66,7 +66,7 @@ TEST(StringPiece, Contains) {
  }
  TEST(StringPieceHasher, Equality) {
  - StringPiece::Hasher hasher;
  + StringPieceHasher hasher;
  StringPiece s1("foo");
  StringPiece s2("bar");
  