This is used by the Java trace wrappers to avoid JNI overhead when trace tags are disabled. Also added a new tag for the input subsystem and view hierarchy. Change-Id: Ia04a507e42a37b1d3bbb19859e6c07a92f4fe9aa
This change adds some utility functionality for doing userland tracing into the kernel trace log. Change-Id: Id0a8cee9ea515b1d8765afd1cecf472a88b4b9e8