service worker: Remove unused include from ServiceWorkerContextClient

Bug: N/A
Change-Id: I0e9d9a5c757e1c0615d62871c9424030fd62e44f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1714388
Auto-Submit: Kenichi Ishibashi <bashi@chromium.org>
Reviewed-by: Makoto Shimazu <shimazu@chromium.org>
Commit-Queue: Kenichi Ishibashi <bashi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#679879}

content/renderer/service_worker/service_worker_context_client.cc

@@ -53,7 +53,6 @@
 #include "third_party/blink/public/mojom/service_worker/service_worker_client.mojom.h"
 #include "third_party/blink/public/mojom/service_worker/service_worker_object.mojom.h"
 #include "third_party/blink/public/mojom/service_worker/service_worker_registration.mojom.h"
-#include "third_party/blink/public/platform/interface_provider.h"
 #include "third_party/blink/public/platform/modules/service_worker/web_service_worker_error.h"
 #include "third_party/blink/public/platform/platform.h"
 #include "third_party/blink/public/platform/url_conversion.h"