Oilpan: When copyStackUntilSafePointScope, allow more stack copying for ASan/LSan builds
Oilpan: When copyStackUntilSafePointScope, allow more stack copying for ASan/LSan builds

1. This stack copying limit is a performance sanity check;
2. ASan/LSan use more space on the stack, and performance is not an issue for LSan/ASan. So, we allow more stack copying to avoid test case failed on these builds.

R=ager@chromium.org, oilpan-reviews@chromium.org
BUG=403273

Review URL: https://codereview.chromium.org/474203002

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@180428 bbb929c8-8fbe-4397-9dbb-9b2b20218538

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