asf - Revision 1918759: /tomcat/archive/tc8.5.x/tags/TOMCAT_8_5_1/java/org/apache/coyote/http11/upgrade
..
InternalHttpUpgradeHandler.java
LocalStrings.properties
UpgradeProcessorBase.java
UpgradeProcessorExternal.java
UpgradeProcessorInternal.java
UpgradeServletInputStream.java
UpgradeServletOutputStream.java