Fix SubResourceFilter to work with PlzNavigate.

components/subresource_filter/content/browser/subresource_filter_navigation_throttle.cc

Index: components/subresource_filter/content/browser/subresource_filter_navigation_throttle.cc
diff --git a/components/subresource_filter/content/browser/subresource_filter_navigation_throttle.cc b/components/subresource_filter/content/browser/subresource_filter_navigation_throttle.cc
deleted file mode 100644
index 7e9dee25ffecbd5aad5660dada2ab588ec543e04..0000000000000000000000000000000000000000
--- a/components/subresource_filter/content/browser/subresource_filter_navigation_throttle.cc
+++ /dev/null
@@ -1,42 +0,0 @@
-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "components/subresource_filter/content/browser/subresource_filter_navigation_throttle.h"
-
-#include "components/subresource_filter/content/browser/content_subresource_filter_driver.h"
-#include "components/subresource_filter/content/browser/content_subresource_filter_driver_factory.h"
-#include "components/subresource_filter/core/browser/subresource_filter_features.h"
-#include "components/subresource_filter/core/common/activation_state.h"
-#include "content/public/browser/navigation_handle.h"
-
-namespace subresource_filter {
-
-// static
-std::unique_ptr<content::NavigationThrottle>
-SubresourceFilterNavigationThrottle::Create(content::NavigationHandle* handle) {
-  return std::unique_ptr<content::NavigationThrottle>(
-      new SubresourceFilterNavigationThrottle(handle));
-}
-
-SubresourceFilterNavigationThrottle::SubresourceFilterNavigationThrottle(
-    content::NavigationHandle* handle)
-    : content::NavigationThrottle(handle) {}
-
-SubresourceFilterNavigationThrottle::~SubresourceFilterNavigationThrottle() {}
-
-content::NavigationThrottle::ThrottleCheckResult
-SubresourceFilterNavigationThrottle::WillProcessResponse() {
-  if (!navigation_handle()->GetURL().SchemeIsHTTPOrHTTPS())
-    return NavigationThrottle::PROCEED;
-
-  ContentSubresourceFilterDriverFactory::FromWebContents(
-      navigation_handle()->GetWebContents())
-      ->ReadyToCommitMainFrameNavigation(
-          navigation_handle()->GetRenderFrameHost(),
-          navigation_handle()->GetURL());
-
-  return NavigationThrottle::PROCEED;
-}
-
-}  // namespace subresource_filter