2d6a8357f3
- move cache out of CompletionDomainHandler into CompletionManager - make CompletionManager longer lived - move context and source fields out of DartCompletionManager and into superclass - encapsulate information related to a specific request in new CompletionRequest rather than in the manager - remove request specific information from CompletionManager creation - use same ContextManager instance for consecutive requests on the same context/source pair BUG= R=scheglov@google.com Review URL: https://codereview.chromium.org//723263004 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@42157 260f80e4-7a28-3924-810f-c04153c831b5