Add DIRECT_COMPOSITION GpuMemoryBuffer type.

ui/gfx/linux/client_native_pixmap_factory_dmabuf.cc

 // Copyright 2015 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.
 
 #include "ui/gfx/linux/client_native_pixmap_factory_dmabuf.h"
 
 #include <utility>
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
@@ skipping 65 matching lines @@
             // Currently only Intel driver (i.e. minigbm and Mesa) supports R_8
             // and RG_88. crbug.com/356871
             format == gfx::BufferFormat::R_8 ||
             format == gfx::BufferFormat::RG_88 ||
 #endif
             format == gfx::BufferFormat::BGRA_8888;
 #else
         return false;
 #endif
       }
+      case gfx::BufferUsage::SCANOUT_ASYNC:
+        break;
     }
     NOTREACHED();
     return false;
   }
   std::unique_ptr<ClientNativePixmap> ImportFromHandle(
       const gfx::NativePixmapHandle& handle,
       const gfx::Size& size,
       gfx::BufferUsage usage) override {
     DCHECK(!handle.fds.empty());
     switch (usage) {
       case gfx::BufferUsage::SCANOUT_CPU_READ_WRITE:
       case gfx::BufferUsage::GPU_READ_CPU_READ_WRITE:
       case gfx::BufferUsage::GPU_READ_CPU_READ_WRITE_PERSISTENT:
 #if defined(OS_CHROMEOS)
         return ClientNativePixmapDmaBuf::ImportFromDmabuf(handle, size);
 #else
         NOTREACHED();
         return nullptr;
 #endif
       case gfx::BufferUsage::GPU_READ:
       case gfx::BufferUsage::SCANOUT:
         // Close all the fds.
         for (const auto& fd : handle.fds)
           base::ScopedFD scoped_fd(fd.fd);
         return base::WrapUnique(new ClientNativePixmapOpaque);
+      case gfx::BufferUsage::SCANOUT_ASYNC:
+        break;
     }
     NOTREACHED();
     return nullptr;
   }
 
   DISALLOW_COPY_AND_ASSIGN(ClientNativePixmapFactoryDmabuf);
 };
 
 ClientNativePixmapFactory* CreateClientNativePixmapFactoryDmabuf() {
   return new ClientNativePixmapFactoryDmabuf();
 }
 
 }  // namespace gfx