[GPU] GLES2 lost context recovery

gpu/command_buffer/client/gles2_demo.cc

 // Copyright (c) 2009 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.
 
 // This file implements a standalone executable demo of using GLES2 over
 // command buffers. This code is temporary as the setup that happens
 // here is in a state of flux. Eventually there will be several versions of
 // setup, one for trusted code, one for pepper, one for NaCl, and maybe others.
 
 #include <windows.h>
@@ skipping 65 matching lines @@
   if (!transfer_buffer.ptr)
     return false;
 
 
   gles2::Initialize();
   gles2::SetGLContext(new GLES2Implementation(helper,
                                               transfer_buffer.size,
                                               transfer_buffer.ptr,
                                               transfer_buffer_id));
 
+  GLFromCPPInit();
+
   return command_buffer.release() != NULL;
 }
 
 #if defined(OS_WIN)
 LRESULT CALLBACK WindowProc(
     HWND hwnd, UINT msg, WPARAM w_param, LPARAM l_param) {
   switch (msg) {
     case WM_CLOSE:
       DestroyWindow(hwnd);
       break;
     case WM_DESTROY:
       PostQuitMessage(0);
       break;
     case WM_PAINT: {
-      GLFromCPPTestFunction();
-      GLFromCTestFunction();
+      GLFromCPPDraw();
+      GLFromCDraw();
       // TODO(gman): Not sure how SwapBuffer should be exposed.
       gles2::GetGLContext()->SwapBuffers();
       break;
     }
     default:
       return ::DefWindowProc(hwnd, msg, w_param, l_param);
   }
   return 0;
 }
 
@@ skipping 92 matching lines @@
   }
 
   demo->Setup(hwnd, kCommandBufferSize);
 
   ProcessMessages(hwnd);
 
   return EXIT_SUCCESS;
 }