dns: switch to callback exception wrapping. #4366
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…yproxy#4307)" This reverts commit 1d34172. Signed-off-by: Harvey Tuch <htuch@google.com>
Signed-off-by: Harvey Tuch <htuch@google.com>
Signed-off-by: Harvey Tuch <htuch@google.com>
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@ggreenway and here's the simplified version. I preserved the revert history in the PR to make it easier to review. |
Signed-off-by: Harvey Tuch <htuch@google.com>
ggreenway
approved these changes
Sep 7, 2018
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This simplifies #4307, as witnessed in #4346 the fix wasn't quite right and only led to more complexity.
Risk level: Low
Testing: Additional unit tests.