Add help uri for smart battery page

Bug: 77299457
Test: Build
Change-Id: I3d0ba355e0ded6f830eddd501f57af601c0b33c7

res/values/strings.xml

@@ -9868,6 +9868,9 @@
     <!-- Help URI, battery saver page [DO NOT TRANSLATE] -->
     <string name="help_url_battery_saver_settings" translatable="false"></string>
 
+    <!-- Help URI, smart battery page [DO NOT TRANSLATE] -->
+    <string name="help_uri_smart_battery_settings" translatable="false"></string>
+
     <!-- Title label for new device suggestion, which is displayed in Settings homepage [CHAR LIMIT=100] -->
     <string name="new_device_suggestion_title">What\'s new and exciting?</string>
 

src/com/android/settings/fuelgauge/SmartBatterySettings.java

@@ -59,6 +59,11 @@ public class SmartBatterySettings extends DashboardFragment {
         return R.xml.smart_battery_detail;
     }
 
+    @Override
+    public int getHelpResource() {
+        return R.string.help_uri_smart_battery_settings;
+    }
+
     @Override
     protected List<AbstractPreferenceController> createPreferenceControllers(Context context) {
         return buildPreferenceControllers(context, (SettingsActivity) getActivity(), this);