customtabs: Pre-create a renderer in mayLaunchUrl().

content/browser/frame_host/navigation_controller_android.h

 // Copyright 2013 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_BROWSER_FRAME_HOST_NAVIGATION_CONTROLLER_ANDROID_H_
 #define CONTENT_BROWSER_FRAME_HOST_NAVIGATION_CONTROLLER_ANDROID_H_
 
 #include <jni.h>
 
 #include "base/android/scoped_java_ref.h"
@@ skipping 42 matching lines @@
                jint load_url_type,
                jint transition_type,
                jstring j_referrer_url,
                jint referrer_policy,
                jint ua_override_option,
                jstring extra_headers,
                jbyteArray post_data,
                jstring base_url_for_data_url,
                jstring virtual_url_for_data_url,
                jboolean can_load_local_resources,
-               jboolean is_renderer_initiated);
+               jboolean is_renderer_initiated,
+               jboolean should_replace_current_entry);
   void ClearSslPreferences(JNIEnv* env, jobject /* obj */);
   bool GetUseDesktopUserAgent(JNIEnv* env, jobject /* obj */);
   void SetUseDesktopUserAgent(JNIEnv* env,
                               jobject /* obj */,
                               jboolean state,
                               jboolean reload_on_state_change);
   base::android::ScopedJavaLocalRef<jobject> GetEntryAtIndex(JNIEnv* env,
                                                              jobject obj,
                                                              int index);
   base::android::ScopedJavaLocalRef<jobject> GetPendingEntry(JNIEnv* env,
@@ skipping 22 matching lines @@
  private:
   NavigationController* navigation_controller_;
   base::android::ScopedJavaGlobalRef<jobject> obj_;
 
   DISALLOW_COPY_AND_ASSIGN(NavigationControllerAndroid);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_NAVIGATION_CONTROLLER_ANDROID_H_