Change string of switchbar and installed service category title

Bug: 122897712
Test: Visual
Change-Id: I0f56b4b7375e651a74189dd17e6b3bd8b99ccfca

src/com/android/settings/accessibility/ToggleScreenMagnificationPreferenceFragment.java

@@ -227,6 +227,13 @@ public class ToggleScreenMagnificationPreferenceFragment extends
         mSwitchBar.removeOnSwitchChangeListener(this);
     }
 
+    @Override
+    protected void updateSwitchBarText(SwitchBar switchBar) {
+        final String switchBarText = getString(R.string.accessibility_service_master_switch_title,
+                getString(R.string.accessibility_screen_magnification_title));
+        switchBar.setSwitchBarText(switchBarText, switchBarText);
+    }
+
     @Override
     protected void onProcessArguments(Bundle arguments) {
         super.onProcessArguments(arguments);