Revert "Improve Fedora build host support."

This reverts commit 591059ffd3.

Change-Id: I8ad5bde2eabe12c6575d51e7443d9b46521c0928

bin/disk-image-create

@@ -25,11 +25,6 @@ export LANG=C
 export DIB_ARGS="$@"
 export DIB_ENV=$(export)
 
-# Fedora and others don't always have /usr/local/bin in $PATH
-if [[ ! "$PATH" == */usr/local/bin* ]] ; then
-  export PATH="${PATH}:/usr/local/bin/"
-fi
-
 SCRIPTNAME=$(basename $0)
 SCRIPT_HOME=$(dirname $0)
 export _LIB=$(dirname $0)/../lib

lib/img-functions

@@ -106,9 +106,8 @@ function mount_proc_dev_sys () {
 
 # Helper function to run a command inside the chroot
 function run_in_target() {
-    # Explicitly set PATH to prevent sudo from resetting it
-    # and -E to preserve http_proxy
-    sudo -E PATH=${PATH} chroot $TMP_MOUNT_PATH "$@"
+   # -E to preserve http_proxy
+   sudo -E chroot $TMP_MOUNT_PATH "$@"
 }
 
 # Helper function to run a directory of scripts inside the chroot