Add help url placeholders for new pages

Bug: 38412798
Test: visual
Change-Id: I4ede523cb13790ea05309279f80a778b2086f850

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

@@ -51,6 +51,11 @@ public class AccessibilityShortcutPreferenceFragment extends ToggleFeaturePrefer
         return MetricsEvent.ACCESSIBILITY_TOGGLE_GLOBAL_GESTURE;
     }
 
+    @Override
+    protected int getHelpResource() {
+        return R.string.help_url_accessibility_shortcut;
+    }
+
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);

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

@@ -31,11 +31,9 @@ import android.view.accessibility.AccessibilityManager;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.settings.R;
 import com.android.settings.SettingsPreferenceFragment;
-import com.android.settings.core.PreferenceController;
 import com.android.settings.search.BaseSearchIndexProvider;
 import com.android.settings.search.Indexable;
 
-import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
@@ -67,6 +65,11 @@ public final class MagnificationPreferenceFragment extends SettingsPreferenceFra
         mMagnificationNavbarPreference = findPreference(MAGNIFICATION_NAVBAR_PREFERENCE_SCREEN_KEY);
     }
 
+    @Override
+    protected int getHelpResource() {
+        return R.string.help_url_magnification;
+    }
+
     @Override
     public void onViewCreated(View view, Bundle savedInstanceState) {
         super.onViewCreated(view, savedInstanceState);

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

@@ -104,6 +104,11 @@ public class ToggleAutoclickPreferenceFragment extends ToggleFeaturePreferenceFr
         return MetricsEvent.ACCESSIBILITY_TOGGLE_AUTOCLICK;
     }
 
+    @Override
+    protected int getHelpResource() {
+        return R.string.help_url_autoclick;
+    }
+
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);

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

@@ -41,6 +41,11 @@ public class ToggleDaltonizerPreferenceFragment extends ToggleFeaturePreferenceF
         return MetricsEvent.ACCESSIBILITY_TOGGLE_DALTONIZER;
     }
 
+    @Override
+    protected int getHelpResource() {
+        return R.string.help_url_color_correction;
+    }
+
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);