Add PERSISTENT_MAP usage for GpuMemoryBuffers.

ui/ozone/gpu/gpu_memory_buffer_factory_ozone_native_buffer.cc

Index: ui/ozone/gpu/gpu_memory_buffer_factory_ozone_native_buffer.cc
diff --git a/ui/ozone/gpu/gpu_memory_buffer_factory_ozone_native_buffer.cc b/ui/ozone/gpu/gpu_memory_buffer_factory_ozone_native_buffer.cc
index f4bbd4c2c451e24c1e9295f56cf805fdf4fe1782..df7fca4c62fa16b131e97bbf3294bb62e667d909 100644
--- a/ui/ozone/gpu/gpu_memory_buffer_factory_ozone_native_buffer.cc
+++ b/ui/ozone/gpu/gpu_memory_buffer_factory_ozone_native_buffer.cc
@@ -112,6 +112,8 @@ SurfaceFactoryOzone::BufferUsage GetOzoneUsageFor(
   switch (usage) {
     case gfx::GpuMemoryBuffer::MAP:
       return SurfaceFactoryOzone::MAP;
+    case gfx::GpuMemoryBuffer::PERSISTENT_MAP:
+      return SurfaceFactoryOzone::PERSISTENT_MAP;
     case gfx::GpuMemoryBuffer::SCANOUT:
       return SurfaceFactoryOzone::SCANOUT;
   }