wpe: Add support for SHM without requiring EGLDisplay
The previous version of the SHM export support still required a valid EGLDisplay. The upcoming WPEBackend-FDO 1.8.x aims to remove this requirement, hence allowing wpesrc to be used without GPU.
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The previous version of the SHM export support still required a valid EGLDisplay. The upcoming WPEBackend-FDO 1.8.x aims to remove this requirement, hence allowing wpesrc to be used without GPU.