Summary: Update copyright for files that have been modified in 2009 through Septermber
Reviewed-by: tbell, ohair

Summary: Treat ProfileData in MDO's as a source of weak, not strong, roots. Fixes the bug for stop-world collection -- the case of concurrent collection will be fixed separately.
Reviewed-by: jcoomes, jmasa, kvn, never

Summary: Update copyright year for files that have been modified in 2008
Reviewed-by: ohair, tbell

Summary: The assertion can failure due to race conditions.
Reviewed-by: never

6680665: bytecode Escape Analyzer produces incorrect escape information for methods without oop arguments
Summary: bcEscapeAnalyzer does not analyze methods with no oop arguments.
Reviewed-by: rasbold

Summary: Use MDO to cache arguments escape state determined by the byte code escape analyzer.
Reviewed-by: never