Refactoring: Extract DocumentInit for capture Document construction parameter.

Source/core/animation/PlayerTest.cpp

 /*
  * Copyright (c) 2013, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 27 matching lines @@
 #include <gtest/gtest.h>
 
 using namespace WebCore;
 
 namespace {
 
 class PlayerTest : public ::testing::Test {
 protected:
     virtual void SetUp()
     {
-        document = Document::create(0, KURL());
+        document = Document::create();
         timeline = DocumentTimeline::create(document.get());
         player = Player::create(timeline.get(), 0);
     }
 
     bool updateTimeline(double time)
     {
         timeline->serviceAnimations(time);
         // The timeline does not know about our player, so we have to explicitly call update().
         return player->update();
     }
@@ skipping 192 matching lines @@
     player->setCurrentTime(std::numeric_limits<double>::max());
     EXPECT_EQ(std::numeric_limits<double>::max(), player->currentTime());
     EXPECT_EQ(-std::numeric_limits<double>::max(), player->timeDrift());
 
     updateTimeline(100);
     EXPECT_EQ(std::numeric_limits<double>::max(), player->currentTime());
     EXPECT_EQ(-std::numeric_limits<double>::max(), player->timeDrift());
 }
 
 }