Provide an overload to WebView::create that does not require a WebViewClient.

media/blink/resource_multibuffer_data_provider_unittest.cc

 // Copyright 2015 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 "media/blink/resource_multibuffer_data_provider.h"
 
 #include <stdint.h>
 #include <algorithm>
 #include <string>
 #include <utility>
@@ skipping 49 matching lines @@
       request.httpHeaderField(
                  WebString::fromUTF8(net::HttpRequestHeaders::kAcceptEncoding))
           .utf8();
   return (value.find("identity;q=1") != std::string::npos) &&
          (value.find("*;q=0") != std::string::npos);
 }
 
 class ResourceMultiBufferDataProviderTest : public testing::Test {
  public:
   ResourceMultiBufferDataProviderTest()
-      : view_(WebView::create(nullptr, blink::WebPageVisibilityStateVisible)) {
+      : view_(WebView::create(blink::WebPageVisibilityStateVisible)) {
     WebLocalFrame* frame = WebLocalFrame::create(
         blink::WebTreeScopeType::Document, &client_, nullptr, nullptr);
     view_->setMainFrame(frame);
     url_index_.reset(new UrlIndex(frame, 0));
 
     for (int i = 0; i < kDataSize; ++i) {
       data_[i] = i;
     }
   }
 
@@ skipping 242 matching lines @@
 TEST_F(ResourceMultiBufferDataProviderTest, TestRedirects) {
   // Test redirect.
   Initialize(kHttpUrl, 0);
   Start();
   Redirect(kHttpRedirect);
   FullResponse(1024);
   StopWhenLoad();
 }
 
 }  // namespace media