review request (M): 7117167: Misc warnings in java.lang.invoke and sun.invoke.*

[John Rose]

7117167: Misc warnings in java.lang.invoke and sun.invoke.*

http://cr.openjdk.java.net/~jrose/7117167/webrev.00/

Removing build warnings from java.lang.invoke and sun.invoke.*, as part of the December 2011 cleanup effort.

-- John

P.S. The M is an informal convention for "medium complexity"; reviewers typically choose from XS, S, M, L, XL, etc.