[webkit-reviews] review requested: [Bug 34991] Refactor DatabaseTracker.cpp for thread safety : [Attachment 50968] Roll in more feedback, add protections against simultaneous create+delete of databases.

[bugzilla-daemon at webkit.org]

Eric U. <ericu at chromium.org> has asked	for review:
Bug 34991: Refactor DatabaseTracker.cpp for thread safety
https://bugs.webkit.org/show_bug.cgi?id=34991

Attachment 50968: Roll in more feedback, add protections against simultaneous
create+delete of databases.
https://bugs.webkit.org/attachment.cgi?id=50968&action=review