Fix potential leak of DWriteFontTypeface.
Fix potential leak of DWriteFontTypeface.

While disposing DWriteFontTypeface the base class must be disposed, but
if the resource releases fail before that then they currently return
instead of continuing. This means the DWriteFontTypeface is never
deleted.

Change-Id: I842a74a2ea5141210fae0cbd038f62266156c1c0
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/286816
Commit-Queue: Ben Wagner <53965154ffeecc4a10886eab9259e95965f2979a@google.com>
Reviewed-by: Herb Derby <9e12a3d2bbf73546e47cc9958f6ba8f3215b7eaf@google.com>

aosp-mirror/platform_external_skia,google/skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,google/skia,google/skia,google/skia,google/skia,google/skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,google/skia,google/skia,google/skia,aosp-mirror/platform_external_skia,google/skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia