Remove some unnecessary man page entries

Change-Id: I1ceda3f5efac83b80ab4b6e7cae4086aeed5062a

Author: Amith Yamasani

cmds/am/src/com/android/commands/am/Am.java

@@ -1301,7 +1301,6 @@ private static void showUsage() {
                 "       am display-size [reset|MxN]\n" +
                 "       am to-uri [INTENT]\n" +
                 "       am to-intent-uri [INTENT]\n" +
-                "       am switch-user <USER_ID>\n" +
                 "\n" +
                 "am start: start an Activity.  Options are:\n" +
                 "    -D: enable debugging\n" +

cmds/pm/src/com/android/commands/pm/Pm.java

@@ -1360,22 +1360,19 @@ private static void showUsage() {
         System.err.println("       pm list instrumentation [-f] [TARGET-PACKAGE]");
         System.err.println("       pm list features");
         System.err.println("       pm list libraries");
-        System.err.println("       pm list users");
         System.err.println("       pm path PACKAGE");
         System.err.println("       pm install [-l] [-r] [-t] [-i INSTALLER_PACKAGE_NAME] [-s] [-f]");
         System.err.println("                  [--algo <algorithm name> --key <key-in-hex> --iv <IV-in-hex>] PATH");
         System.err.println("       pm uninstall [-k] PACKAGE");
         System.err.println("       pm clear PACKAGE");
-        System.err.println("       pm enable [--user USER_ID] PACKAGE_OR_COMPONENT");
-        System.err.println("       pm disable [--user USER_ID] PACKAGE_OR_COMPONENT");
-        System.err.println("       pm disable-user [--user USER_ID] PACKAGE_OR_COMPONENT");
+        System.err.println("       pm enable PACKAGE_OR_COMPONENT");
+        System.err.println("       pm disable PACKAGE_OR_COMPONENT");
+        System.err.println("       pm disable-user PACKAGE_OR_COMPONENT");
         System.err.println("       pm grant PACKAGE PERMISSION");
         System.err.println("       pm revoke PACKAGE PERMISSION");
         System.err.println("       pm set-install-location [0/auto] [1/internal] [2/external]");
         System.err.println("       pm get-install-location");
         System.err.println("       pm set-permission-enforced PERMISSION [true|false]");
-        System.err.println("       pm create-user USER_NAME");
-        System.err.println("       pm remove-user USER_ID");
         System.err.println("");
         System.err.println("pm list packages: prints all packages, optionally only");
         System.err.println("  those whose package name contains the text in FILTER.  Options:");