ui: Add support for creating GLImage instances from shared memory pools.

content/browser/renderer_host/media/video_capture_buffer_pool.cc

 // Copyright (c) 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 "content/browser/renderer_host/media/video_capture_buffer_pool.h"
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
 #include "base/stl_util.h"
@@ skipping 230 matching lines @@
        NOTREACHED();
        return false;
      case gfx::SHARED_MEMORY_BUFFER: {
        DCHECK(base::SharedMemory::IsHandleValid(current_gmb_handle.handle));
        base::SharedMemory shared_memory(
            base::SharedMemory::DuplicateHandle(current_gmb_handle.handle),
            false);
        shared_memory.ShareToProcess(process_handle, &new_handle->handle);
        DCHECK(base::SharedMemory::IsHandleValid(new_handle->handle));
        new_handle->type = gfx::SHARED_MEMORY_BUFFER;
+       new_handle->offset = current_gmb_handle.offset;
        return true;
      }
      case gfx::IO_SURFACE_BUFFER:
      case gfx::SURFACE_TEXTURE_BUFFER:
      case gfx::OZONE_NATIVE_PIXMAP:
        *new_handle = current_gmb_handle;
        return true;
    }
    NOTREACHED();
    return true;
@@ skipping 192 matching lines @@
   return buffer_id;
 }
 
 VideoCaptureBufferPool::Tracker* VideoCaptureBufferPool::GetTracker(
     int buffer_id) {
   TrackerMap::const_iterator it = trackers_.find(buffer_id);
   return (it == trackers_.end()) ? NULL : it->second;
 }
 
 }  // namespace content