PFW: Add a command to delete all domains

BZ: 42432

This command is useful to reset all PFW settings.
Signed-off-by: Kevin Rocard <kevinx.rocard@intel.com>

Change-Id: I23b74c45205739aeca71278979699b6b88f3111e
Reviewed-on: http://android.intel.com:8080/53332
Reviewed-by: De Chivre, Renaud <renaud.de.chivre@intel.com>
Tested-by: Mendi, EduardoX <eduardox.mendi@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>
diff --git a/parameter/ConfigurableDomains.cpp b/parameter/ConfigurableDomains.cpp
index 28611d3..706767b 100644
--- a/parameter/ConfigurableDomains.cpp
+++ b/parameter/ConfigurableDomains.cpp
@@ -157,6 +157,14 @@
     return true;
 }
 
+void CConfigurableDomains::deleteAllDomains()
+{
+    log("Deleting all configurable domains");
+
+    //remove Children
+    clean();
+}
+
 bool CConfigurableDomains::renameDomain(const string& strName, const string& strNewName, string& strError)
 {
     CConfigurableDomain* pConfigurableDomain = findConfigurableDomain(strName, strError);