hg: build-infra/jdk8/langtools: Refactor the javac server and added comments.

[fredrik.ohrstrom at oracle.com]

Changeset: ae5de94a440a
Author:    ohrstrom
Date:      2012-07-17 22:13 +0200
URL:       http://hg.openjdk.java.net/build-infra/jdk8/langtools/rev/ae5de94a440a

Refactor the javac server and added comments.

+ src/share/classes/com/sun/tools/javac/server/CompilerPool.java
+ src/share/classes/com/sun/tools/javac/server/CompilerThread.java
! src/share/classes/com/sun/tools/javac/server/JavacServer.java
+ src/share/classes/com/sun/tools/javac/server/PortFile.java
! src/share/classes/com/sun/tools/javac/smart/CompileJavaPackages.java
! src/share/classes/com/sun/tools/javac/smart/JavacState.java
! src/share/classes/com/sun/tools/javac/smart/Main.java