Remove WKWebViewErrorSource enum.

Only 2 values of this enum were used and those values can now be
represented as a BOOL. Also that BOOL will be passed as a method
argument instead of attaching to NSError.

Bug: None
Change-Id: Ifd9985e74997e12cb87fa4d73cae0466b3a3c218
Commit-Queue: Eugene But <>
Reviewed-by: Kurt Horimoto <>
Cr-Commit-Position: refs/heads/master@{#603183}
1 file changed