Feed: Fix build errors under `enable_feed_in_chrome = false`

Currently, if disabling the feed feature with GN build flag, a lot of
build errors occur. It is because that the dummy implementation wasn't
updated with the latest changes (e.g. VisibleForTesting).

Bug: none
Change-Id: Ib780d4457d03427e78e6fe47d7872e77153a3f0e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2081712Reviewed-by: Dan H <harringtond@chromium.org>
Reviewed-by: Wei-Yin Chen (陳威尹) <wychen@chromium.org>
Commit-Queue: Jinho Bang <jinho.bang@samsung.com>
Cr-Commit-Position: refs/heads/master@{#746208}

chrome/android/features/start_surface/internal/dummy/java/src/org/chromium/chrome/features/start_surface/ExploreSurfaceCoordinator.java

@@ -4,8 +4,6 @@
 
 package org.chromium.chrome.features.start_surface;
 
-import android.support.annotation.Nullable;
-import android.view.View;
 import android.view.ViewGroup;
 
 import org.chromium.chrome.browser.ChromeActivity;
@@ -15,7 +13,7 @@ import org.chromium.ui.modelutil.PropertyModel;
 /** The dummy coordinator when feed is not enabled ('src/components/feed/features.gni'). */
 class ExploreSurfaceCoordinator {
     ExploreSurfaceCoordinator(ChromeActivity activity, ViewGroup parentView,
-            @Nullable View headerView, PropertyModel containerPropertyModel) {}
+            PropertyModel containerPropertyModel, boolean hasHeader) {}
 
     /**
      * Gets the {@link FeedSurfaceCreator}.
@@ -29,8 +27,9 @@ class ExploreSurfaceCoordinator {
     interface FeedSurfaceCreator {
         /**
          * Creates the {@link FeedSurfaceCoordinator} for the specified mode.
+         * @param isInNightMode Whether or not the feed surface is going to display in night mode.
          * @return The {@link FeedSurfaceCoordinator}.
          */
-        FeedSurfaceCoordinator createFeedSurfaceCoordinator();
+        FeedSurfaceCoordinator createFeedSurfaceCoordinator(boolean isInNightMode);
     }
 }

chrome/android/feed/dummy/java/src/org/chromium/chrome/browser/feed/FeedNewTabPage.java

@@ -4,31 +4,35 @@
 
 package org.chromium.chrome.browser.feed;
 
-import org.chromium.base.VisibleForTesting;
+import androidx.annotation.VisibleForTesting;
+
 import org.chromium.chrome.browser.ActivityTabProvider;
 import org.chromium.chrome.browser.ChromeActivity;
 import org.chromium.chrome.browser.lifecycle.ActivityLifecycleDispatcher;
-import org.chromium.chrome.browser.native_page.NativePageHost;
 import org.chromium.chrome.browser.ntp.NewTabPage;
+import org.chromium.chrome.browser.tab.TabImpl;
 import org.chromium.chrome.browser.tabmodel.TabModelSelector;
+import org.chromium.chrome.browser.ui.native_page.NativePageHost;
 
 /**
  * Provides a new tab page that displays an interest feed rendered list of content suggestions.
  */
 public class FeedNewTabPage extends NewTabPage {
     /**
-     * Constructs a new FeedNewTabPage.
+     * Constructs a new {@link FeedNewTabPage}.
+     *
      * @param activity The containing {@link ChromeActivity}.
      * @param nativePageHost The host for this native page.
      * @param tabModelSelector The {@link TabModelSelector} for the containing activity.
      * @param activityTabProvider Allows us to check if we are the current tab.
      * @param activityLifecycleDispatcher Allows us to subscribe to backgrounding events.
+     * @param tab The {@link TabImpl} that contains this new tab page.
      */
     public FeedNewTabPage(ChromeActivity activity, NativePageHost nativePageHost,
             TabModelSelector tabModelSelector, ActivityTabProvider activityTabProvider,
-            ActivityLifecycleDispatcher activityLifecycleDispatcher) {
+            ActivityLifecycleDispatcher activityLifecycleDispatcher, TabImpl tab) {
         super(activity, nativePageHost, tabModelSelector, activityTabProvider,
-                activityLifecycleDispatcher);
+                activityLifecycleDispatcher, tab);
     }
 
     @VisibleForTesting

chrome/android/feed/dummy/java/src/org/chromium/chrome/browser/feed/FeedRefreshTask.java

@@ -6,7 +6,7 @@ package org.chromium.chrome.browser.feed;
 
 import android.content.Context;
 
-import org.chromium.chrome.browser.background_task_scheduler.NativeBackgroundTask;
+import org.chromium.components.background_task_scheduler.NativeBackgroundTask;
 import org.chromium.components.background_task_scheduler.TaskParameters;
 
 /**

chrome/android/feed/dummy/java/src/org/chromium/chrome/browser/feed/TestNetworkClient.java

@@ -4,7 +4,7 @@
 
 package org.chromium.chrome.browser.feed;
 
-import org.chromium.base.VisibleForTesting;
+import androidx.annotation.VisibleForTesting;
 
 /**
  * A network client that returns configurable responses