Move HiDPI-related Pepper interfaces to stable

ppapi/tests/test_graphics_2d.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 PPAPI_TESTS_TEST_GRAPHICS_2D_H_
 #define PPAPI_TESTS_TEST_GRAPHICS_2D_H_
 
 #include <string>
 
 #include "ppapi/c/pp_stdint.h"
@@ skipping 78 matching lines @@
   // Waits until we get a view change event. Note that it's possible to receive
   // an unexpected event, thus post_quit_on_view_changed_ is introduced so that
   // DidChangeView can check whether the event is from here.
   bool WaitUntilViewChanged();
 
   std::string TestInvalidResource();
   std::string TestInvalidSize();
   std::string TestHumongous();
   std::string TestInitToZero();
   std::string TestDescribe();
+  std::string TestScale();
   std::string TestPaint();
   std::string TestScroll();
   std::string TestReplace();
   std::string TestFlush();
   std::string TestFlushOffscreenUpdate();
   std::string TestDev();
   std::string TestReplaceContentsCaching();
   std::string TestBindNull();
 
   // Used by the tests that access the C API directly.
   const PPB_Graphics2D* graphics_2d_interface_;
   const PPB_ImageData* image_data_interface_;
 
   // Used to indicate that DidChangeView has happened, in order to make plugin
   // and ui synchronous.
   bool is_view_changed_;
 
   // Set to true to request that the next invocation of DidChangeView should
   // post a quit to the message loop. DidChangeView will also reset the flag so
   // this will only happen once.
   bool post_quit_on_view_changed_;
 };
 
 #endif  // PPAPI_TESTS_TEST_GRAPHICS_2D_H_