Adopt enum class for PluginLoadClientPolicy. Also add EnumTraits< WebCore::PluginLoadClientPolicy > since this type is used via IPC, and replace uint8_t with more strongly typed WebCore::PluginLoadClientPolicy.
<rdar://problem/64030431>
Created attachment 401163 [details] Patch v1
Comment on attachment 401163 [details] Patch v1 Wee! Build failures.
Created attachment 401172 [details] Patch v2
Comment on attachment 401172 [details] Patch v2 Adding cq+ since the Windows layout test failure and the api-ios test failure don't seem to be related to this patch.
Committed r262648: <https://trac.webkit.org/changeset/262648> All reviewed patches have been landed. Closing bug and clearing flags on attachment 401172 [details].