6616323: consider benefits of replacing a componen array with other collection from the awt.Container class
Reviewed-by: uta, art
6ce5f4757bde08f7470cbb9f0b46da8f2f3d4f56 jdk7-b24
a3b3ba7d6034dc754b51ddc3d281399ac1cae5f1 jdk7-b25
da43cb85fac1646d6f97e4a35e510bbfdff97bdb jdk7-b26
bafed478d67c3acf7744aaad88b9404261ea6739 jdk7-b27