VideoCapture: more migration IPC-->mojo, part 6

media/capture/video/video_capture_buffer_pool.h

Index: media/capture/video/video_capture_buffer_pool.h
diff --git a/media/capture/video/video_capture_buffer_pool.h b/media/capture/video/video_capture_buffer_pool.h
index 1b7263e9b63ce0b4dd5dd0000acc929575cd1fca..e3c7f97c2c40529f7305c566ced93a31763dd4ee 100644
--- a/media/capture/video/video_capture_buffer_pool.h
+++ b/media/capture/video/video_capture_buffer_pool.h
@@ -8,6 +8,7 @@
 #include "base/memory/ref_counted.h"
 #include "media/base/video_capture_types.h"
 #include "media/capture/capture_export.h"
+#include "mojo/public/cpp/system/buffer.h"
 #include "ui/gfx/geometry/size.h"
 #include "ui/gfx/gpu_memory_buffer.h"
 
@@ -40,11 +41,8 @@ class CAPTURE_EXPORT VideoCaptureBufferPool
  public:
   static constexpr int kInvalidId = -1;
 
-  // One-time (per client/per-buffer) initialization to share a particular
-  // buffer to a process. The shared handle is returned as |new_handle|.
-  virtual bool ShareToProcess(int buffer_id,
-                              base::ProcessHandle process_handle,
-                              base::SharedMemoryHandle* new_handle) = 0;
+  // One-time (per client/per-buffer) call to allow sharing |buffer_id|.
+  virtual mojo::ScopedSharedBufferHandle GetHandleForTransit(int buffer_id) = 0;
 
   // Try and obtain a BufferHandle for |buffer_id|.
   virtual std::unique_ptr<VideoCaptureBufferHandle> GetBufferHandle(