Add Help lin to Settings > Security

Bug: 7210077
Change-Id: I1010356e27d85006e7d7dc62d935b67f53ccde12

res/values/strings.xml

@@ -4384,6 +4384,8 @@
     <string name="help_url_users" translatable="false"></string>
     <!-- Help URL, Location access [DO NOT TRANSLATE] -->
     <string name="help_url_location_access" translatable="false"></string>
+    <!-- Help URL, Security settings [DO NOT TRANSLATE] -->
+    <string name="help_url_security" translatable="false"></string>
 
     <!-- User account title [CHAR LIMIT=30] -->
     <string name="user_account_title">Account for content</string>

src/com/android/settings/SecuritySettings.java

@@ -727,6 +727,11 @@ public class SecuritySettings extends SettingsPreferenceFragment
         return true;
     }
 
+    @Override
+    protected int getHelpResource() {
+        return R.string.help_url_security;
+    }
+
     public void startBiometricWeakImprove(){
         Intent intent = new Intent();
         intent.setClassName("com.android.facelock", "com.android.facelock.AddToSetup");

src/com/android/settings/Settings.java

@@ -364,7 +364,8 @@ public class Settings extends PreferenceActivity
                 SoundSettings.class.getName().equals(fragmentName) ||
                 PrivacySettings.class.getName().equals(fragmentName) ||
                 ManageAccountsSettings.class.getName().equals(fragmentName) ||
-                VpnSettings.class.getName().equals(fragmentName)) {
+                VpnSettings.class.getName().equals(fragmentName) ||
+                SecuritySettings.class.getName().equals(fragmentName)) {
             intent.putExtra(EXTRA_CLEAR_UI_OPTIONS, true);
         }