gfx: Fix sending native ozone pixmaps from InProcessCommandBuffer.

ui/gfx/gpu_memory_buffer.cc

 // Copyright 2013 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/gpu_memory_buffer.h"
 
 namespace gfx {
 
 GpuMemoryBufferHandle::GpuMemoryBufferHandle()
     : type(EMPTY_BUFFER), id(0), handle(base::SharedMemory::NULLHandle()) {
 }
 
 GpuMemoryBufferHandle::GpuMemoryBufferHandle(
     const GpuMemoryBufferHandle& other) = default;
 
 GpuMemoryBufferHandle::~GpuMemoryBufferHandle() {}
 
 void GpuMemoryBuffer::SetColorSpaceForScanout(
     const gfx::ColorSpace& color_space) {}
 
+GpuMemoryBufferHandle CloneHandleForIPC(
+    const GpuMemoryBufferHandle& source_handle) {
+  switch (source_handle.type) {
+    case gfx::EMPTY_BUFFER:
+      NOTREACHED();
+      return source_handle;
+    case gfx::SHARED_MEMORY_BUFFER: {
+      gfx::GpuMemoryBufferHandle handle;
+      handle.type = gfx::SHARED_MEMORY_BUFFER;
+      handle.handle = base::SharedMemory::DuplicateHandle(source_handle.handle);
+      handle.offset = source_handle.offset;
+      handle.stride = source_handle.stride;
+      return handle;
+    }
+    case gfx::OZONE_NATIVE_PIXMAP: {
+      gfx::GpuMemoryBufferHandle handle;
+      handle.type = gfx::OZONE_NATIVE_PIXMAP;
+      handle.id = source_handle.id;
+#if defined(USE_OZONE)
+      handle.native_pixmap_handle =
+          gfx::CloneHandleForIPC(source_handle.native_pixmap_handle);
+#endif
+      return handle;
+    }
+    case gfx::IO_SURFACE_BUFFER:
+      return source_handle;
+  }
+  return gfx::GpuMemoryBufferHandle();
+}
+
 }  // namespace gfx