Replace quiche::QuicheStringPiece with absl::string_view.

PiperOrigin-RevId: 336771408
Change-Id: I8ba3008a73a53520b3f6646aa7f698e25e0ecacf
diff --git a/spdy/core/mock_spdy_framer_visitor.h b/spdy/core/mock_spdy_framer_visitor.h
index e54c869..31ed952 100644
--- a/spdy/core/mock_spdy_framer_visitor.h
+++ b/spdy/core/mock_spdy_framer_visitor.h
@@ -9,7 +9,7 @@
 #include <memory>
 #include <utility>
 
-#include "net/third_party/quiche/src/common/platform/api/quiche_string_piece.h"
+#include "absl/strings/string_view.h"
 #include "net/third_party/quiche/src/common/platform/api/quiche_test.h"
 #include "net/third_party/quiche/src/spdy/core/http2_frame_decoder_adapter.h"
 #include "net/third_party/quiche/src/spdy/core/spdy_test_utils.h"
@@ -90,7 +90,7 @@
       void,
       OnAltSvc,
       (SpdyStreamId stream_id,
-       quiche::QuicheStringPiece origin,
+       absl::string_view origin,
        const SpdyAltSvcWireFormat::AlternativeServiceVector& altsvc_vector),
       (override));
   MOCK_METHOD(void,