Create a broker interface for the new Mojo EDK so that the browser can create and duplicate messa...

mojo/edk/system/transport_data.cc

Index: mojo/edk/system/transport_data.cc
diff --git a/mojo/edk/system/transport_data.cc b/mojo/edk/system/transport_data.cc
index 4f92f95ced27a4e9daf1f3d12be28a31648fc507..92567f157d7241698d54c6fa0ea5c0e2a254cf76 100644
--- a/mojo/edk/system/transport_data.cc
+++ b/mojo/edk/system/transport_data.cc
@@ -18,7 +18,7 @@ namespace edk {
 // |TransportData::kMaxBufferSize|. This value should be a multiple of the
 // alignment in order to simplify calculations, even though the actual amount of
 // space needed need not be a multiple of the alignment.
-const size_t kMaxSizePerPlatformHandle = 16;
+const size_t kMaxSizePerPlatformHandle = 8;
 static_assert(kMaxSizePerPlatformHandle % MessageInTransit::kMessageAlignment ==
                   0,
               "kMaxSizePerPlatformHandle not a multiple of alignment");