Make start page fill app list bounds.

ui/app_list/views/contents_animator.h

 // 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.
 
 #ifndef UI_APP_LIST_VIEWS_CONTENTS_ANIMATOR_H_
 #define UI_APP_LIST_VIEWS_CONTENTS_ANIMATOR_H_
 
 #include <string>
 
 #include "base/macros.h"
@@ skipping 63 matching lines @@
 };
 
 // Simple animator that slides pages in and out vertically. Appropriate for any
 // page pair.
 class DefaultAnimator : public ContentsAnimator {
  public:
   explicit DefaultAnimator(ContentsView* contents_view);
 
   ~DefaultAnimator() override {}
 
+  using ContentsAnimator::GetOnscreenPageBounds;
+
   // ContentsAnimator overrides:
   std::string NameForTests() const override;
   void Update(double progress, int from_page, int to_page) override;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(DefaultAnimator);
 };
 
 // Animator between the start page and apps grid page.
 class StartToAppsAnimator : public ContentsAnimator {
@@ skipping 18 matching lines @@
   std::string NameForTests() const override;
   void Update(double progress, int start_page, int custom_page) override;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(StartToCustomAnimator);
 };
 
 }  // namespace app_list
 
 #endif  // UI_APP_LIST_VIEWS_CONTENTS_ANIMATOR_H_