Remove ChromePreferenceManager from ChromeAppModule.

It is not injected anymore and has been replaced by
SharedPreferencesManager.

Bug: 1022102
Change-Id: Ia4e42bbc4706766ca7b7adba8110c4784b7e8df1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1955809
Commit-Queue: Henrique Nakashima <hnakashima@chromium.org>
Reviewed-by: Peter Conn <peconn@chromium.org>
Cr-Commit-Position: refs/heads/master@{#726151}

chrome/android/java/src/org/chromium/chrome/browser/dependency_injection/ChromeAppComponent.java

@@ -15,7 +15,6 @@ import org.chromium.chrome.browser.customtabs.CustomTabsConnection;
 import org.chromium.chrome.browser.customtabs.dependency_injection.CustomTabActivityComponent;
 import org.chromium.chrome.browser.customtabs.dependency_injection.CustomTabActivityModule;
 import org.chromium.chrome.browser.externalauth.ExternalAuthUtils;
-import org.chromium.chrome.browser.preferences.ChromePreferenceManager;
 import org.chromium.chrome.browser.preferences.SharedPreferencesManager;
 import org.chromium.chrome.browser.webapps.dependency_injection.WebappActivityComponent;
 import org.chromium.chrome.browser.webapps.dependency_injection.WebappActivityModule;
@@ -39,7 +38,6 @@ public interface ChromeAppComponent {
 
     CustomTabsConnection resolveCustomTabsConnection();
     SharedPreferencesManager resolveSharedPreferencesManager();
-    ChromePreferenceManager resolvePreferenceManager();
     ClearDataDialogResultRecorder resolveTwaClearDataDialogRecorder();
     TrustedWebActivityPermissionManager resolveTwaPermissionManager();
     NotificationPermissionUpdater resolveTwaPermissionUpdater();

chrome/android/java/src/org/chromium/chrome/browser/dependency_injection/ChromeAppModule.java

@@ -17,7 +17,6 @@ import org.chromium.chrome.browser.browserservices.permissiondelegation.TrustedW
 import org.chromium.chrome.browser.init.ChromeBrowserInitializer;
 import org.chromium.chrome.browser.night_mode.SystemNightModeMonitor;
 import org.chromium.chrome.browser.notifications.channels.SiteChannelsManager;
-import org.chromium.chrome.browser.preferences.ChromePreferenceManager;
 import org.chromium.chrome.browser.preferences.SharedPreferencesManager;
 import org.chromium.chrome.browser.profiles.Profile;
 import org.chromium.chrome.browser.webapps.WebappRegistry;
@@ -41,10 +40,6 @@ public class ChromeAppModule {
     public Profile provideLastUsedProfile() {
         return Profile.getLastUsedProfile();
     }
-    @Provides
-    public ChromePreferenceManager providesChromePreferenceManager() {
-        return ChromePreferenceManager.getInstance();
-    }
 
     @Provides
     public SharedPreferencesManager providesSharedPreferencesManager() {

chrome/browser/preferences/android/java/src/org/chromium/chrome/browser/preferences/SharedPreferencesManager.java

@@ -69,7 +69,7 @@ public class SharedPreferencesManager {
      */
     public interface Observer {
         /**
-         * Notifies when a preference maintained by {@link ChromePreferenceManager} is changed.
+         * Notifies when a preference maintained by {@link SharedPreferencesManager} is changed.
          * @param key The key of the preference changed.
          */
         void onPreferenceChanged(String key);