Fix LoadDataWithBaseUrlTest.testloadDataWithBaseUrlCallsOnPageStarted after r474498.

content/browser/frame_host/navigation_request.cc

 // Copyright 2014 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 "content/browser/frame_host/navigation_request.h"
 
 #include <utility>
 
 #include "base/memory/ptr_util.h"
 #include "content/browser/appcache/appcache_navigation_handle.h"
@@ skipping 368 matching lines @@
 }
 
 void NavigationRequest::BeginNavigation() {
   DCHECK(!loader_);
   DCHECK(state_ == NOT_STARTED || state_ == WAITING_FOR_RENDERER_RESPONSE);
   TRACE_EVENT_ASYNC_STEP_INTO0("navigation", "NavigationRequest", this,
                                "BeginNavigation");
   state_ = STARTED;
   CreateNavigationHandle();
 
-  if (nav_entry_id_) {
-    NavigationEntryImpl* nav_entry =
-        static_cast<NavigationControllerImpl*>(
-            frame_tree_node_->navigator()->GetController())
-            ->GetEntryWithUniqueID(nav_entry_id_);
-    if (nav_entry) {
-      navigation_handle_->set_base_url_for_data_url(
-          nav_entry->GetBaseURLForDataURL());
-    }
-  }
-
   RenderFrameDevToolsAgentHost::OnBeforeNavigation(navigation_handle_.get());
 
   if (ShouldMakeNetworkRequestForURL(common_params_.url) &&
       !navigation_handle_->IsSameDocument()) {
     // It's safe to use base::Unretained because this NavigationRequest owns
     // the NavigationHandle where the callback will be stored.
     // TODO(clamy): pass the method to the NavigationHandle instead of a
     // boolean.
     bool is_external_protocol =
         !GetContentClient()->browser()->IsHandledURL(common_params_.url);
@@ skipping 488 matching lines @@
   DCHECK_EQ(request_params_.has_user_gesture, begin_params_.has_user_gesture);
 
   render_frame_host->CommitNavigation(response_.get(), std::move(body_),
                                       std::move(handle_), common_params_,
                                       request_params_, is_view_source_);
 
   frame_tree_node_->ResetNavigationRequest(true, true);
 }
 
 }  // namespace content