syscall_emul: [patch 5/22] remove LiveProcess class and use Process instead

The EIOProcess class was removed recently and it was the only other class
which derived from Process. Since every Process invocation is also a
LiveProcess invocation, it makes sense to simplify the organization by
combining the fields from LiveProcess into Process.

configs/learning_gem5/part1/simple.py

@@ -89,7 +89,7 @@ isa = str(m5.defines.buildEnv['TARGET_ISA']).lower()
 binary = 'tests/test-progs/hello/bin/' + isa + '/linux/hello'
 
 # Create a process for a simple "Hello World" application
-process = LiveProcess()
+process = Process()
 # Set the command
 # cmd is a list which begins with the executable (like argv)
 process.cmd = [binary]