PlzNavigate: Speculatively spawns a renderer process for navigations.

content/test/test_web_contents.h

 // Copyright (c) 2012 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.
 
 #ifndef CONTENT_TEST_TEST_WEB_CONTENTS_H_
 #define CONTENT_TEST_TEST_WEB_CONTENTS_H_
 
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/public/common/web_preferences.h"
 #include "content/public/test/web_contents_tester.h"
@@ skipping 18 matching lines @@
   static TestWebContents* Create(BrowserContext* browser_context,
                                  SiteInstance* instance);
 
   // WebContentsImpl overrides (returning the same values, but in Test* types)
   TestRenderFrameHost* GetMainFrame() override;
   TestRenderViewHost* GetRenderViewHost() const override;
 
   // WebContentsTester implementation.
   void CommitPendingNavigation() override;
   TestRenderFrameHost* GetPendingMainFrame() const override;
+  TestRenderFrameHost* GetSpeculativeMainFrame() const override;
   void NavigateAndCommit(const GURL& url) override;
   void TestSetIsLoading(bool value) override;
   void ProceedWithCrossSiteNavigation() override;
   void TestDidNavigate(RenderFrameHost* render_frame_host,
                        int page_id,
                        const GURL& url,
                        ui::PageTransition transition) override;
   void TestDidNavigateWithReferrer(RenderFrameHost* render_frame_host,
                                    int page_id,
                                    const GURL& url,
@@ skipping 72 matching lines @@
 
   // Expectations for arguments of |SetHistoryOffsetAndLength()|.
   bool expect_set_history_offset_and_length_;
   int expect_set_history_offset_and_length_history_offset_;
   int expect_set_history_offset_and_length_history_length_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_TEST_TEST_WEB_CONTENTS_H_