An async RPC method can now be declared to return a RequestBuilder, in which case a fully-baked RequestBuilder is returned, but no send is performed.  The caller can adjust the RequestBuilder and then call "send" to actually perform the call.

Suggested by: scottb, mmendez
Patch by: bobv
Review by: scottb, bruce


git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@2329 8db76d5a-ed1c-0410-87a9-c151d255dfc7
7 files changed