Revert of Extract browser shared class initialization from ChromeApplication.

chrome/android/java/src/org/chromium/chrome/browser/init/ProcessInitializationHandler.java

Index: chrome/android/java/src/org/chromium/chrome/browser/init/ProcessInitializationHandler.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/init/ProcessInitializationHandler.java b/chrome/android/java/src/org/chromium/chrome/browser/init/ProcessInitializationHandler.java
deleted file mode 100644
index a8e29abae58639bc3763efa8bf4032e475a4c155..0000000000000000000000000000000000000000
--- a/chrome/android/java/src/org/chromium/chrome/browser/init/ProcessInitializationHandler.java
+++ /dev/null
@@ -1,226 +0,0 @@
-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package org.chromium.chrome.browser.init;
-
-import android.app.Activity;
-import android.content.Context;
-import android.content.Intent;
-import android.view.View;
-
-import com.google.ipc.invalidation.external.client.android.service.AndroidLogger;
-
-import org.chromium.base.CommandLine;
-import org.chromium.base.ContextUtils;
-import org.chromium.base.Log;
-import org.chromium.base.ThreadUtils;
-import org.chromium.chrome.browser.ChromeApplication;
-import org.chromium.chrome.browser.DeferredStartupHandler;
-import org.chromium.chrome.browser.DevToolsServer;
-import org.chromium.chrome.browser.download.DownloadController;
-import org.chromium.chrome.browser.download.DownloadManagerService;
-import org.chromium.chrome.browser.firstrun.ForcedSigninProcessor;
-import org.chromium.chrome.browser.identity.UniqueIdentificationGeneratorFactory;
-import org.chromium.chrome.browser.identity.UuidBasedUniqueIdentificationGenerator;
-import org.chromium.chrome.browser.invalidation.UniqueIdInvalidationClientNameGenerator;
-import org.chromium.chrome.browser.multiwindow.MultiWindowUtils;
-import org.chromium.chrome.browser.rlz.RevenueStats;
-import org.chromium.chrome.browser.services.AccountsChangedReceiver;
-import org.chromium.chrome.browser.services.GoogleServicesManager;
-import org.chromium.chrome.browser.sync.SyncController;
-import org.chromium.components.sync.signin.AccountManagerHelper;
-import org.chromium.content.common.ContentSwitches;
-import org.chromium.ui.UiUtils;
-
-/**
- * Handles the initialization dependences of the browser process.  This is meant to handle the
- * initialization that is not tied to any particular Activity, and the logic that should only be
- * triggered a single time for the lifetime of the browser process.
- */
-public class ProcessInitializationHandler {
-
-    private static final String SESSIONS_UUID_PREF_KEY = "chromium.sync.sessions.id";
-    private static final String DEV_TOOLS_SERVER_SOCKET_PREFIX = "chrome";
-
-    private static Class<? extends ProcessInitializationHandler> sHandlerClassOverride;
-    private static ProcessInitializationHandler sInstance;
-
-    private boolean mInitializedPreNative;
-    private boolean mInitializedDeferredStartupTasks;
-    private DevToolsServer mDevToolsServer;
-
-    /**
-     * Overrides the type of ProcessInitializationHandler to be created.
-     * <p>
-     * This must be called before {@link #getInstance()} is triggered.
-     *
-     * @param classOverride The ProcessInitializationHandler class type to be created instead of
-     *                      the default.
-     */
-    public static void setProcessInitializationHandlerType(
-            Class<? extends ProcessInitializationHandler> classOverride) {
-        if (sInstance != null) {
-            throw new IllegalStateException("Browser delegate override set after initialized");
-        }
-        sHandlerClassOverride = classOverride;
-    }
-
-    /**
-     * @return The ProcessInitializationHandler for use during the lifetime of the browser process.
-     */
-    public static ProcessInitializationHandler getInstance() {
-        ThreadUtils.assertOnUiThread();
-        if (sInstance == null) {
-            if (sHandlerClassOverride != null) {
-                try {
-                    sInstance = sHandlerClassOverride.newInstance();
-                } catch (InstantiationException | IllegalAccessException e) {
-                    assert false : "Unable to instantiate ProcessInitializationHandler override.";
-                }
-            }
-            if (sInstance == null) sInstance = new ProcessInitializationHandler();
-        }
-        return sInstance;
-    }
-
-    /**
-     * Constructor exposed to allow overriding.
-     */
-    protected ProcessInitializationHandler() {}
-
-    /**
-     * Initializes the any dependencies that must occur before native library has been loaded.
-     * <p>
-     * Adding anything expensive to this must be avoided as it would delay the Chrome startup path.
-     * <p>
-     * All entry points that do not rely on {@link ChromeBrowserInitializer} must call this on
-     * startup.
-     */
-    public final void initializePreNative() {
-        ThreadUtils.assertOnUiThread();
-        if (mInitializedPreNative) return;
-        mInitializedPreNative = true;
-        handlePreNativeInitialization();
-    }
-
-    /**
-     * Performs the shared class initialization.
-     */
-    protected void handlePreNativeInitialization() {
-        ChromeApplication application = (ChromeApplication) ContextUtils.getApplicationContext();
-
-        UiUtils.setKeyboardShowingDelegate(new UiUtils.KeyboardShowingDelegate() {
-            @Override
-            public boolean disableKeyboardCheck(Context context, View view) {
-                Activity activity = null;
-                if (context instanceof Activity) {
-                    activity = (Activity) context;
-                } else if (view != null && view.getContext() instanceof Activity) {
-                    activity = (Activity) view.getContext();
-                }
-
-                // For multiwindow mode we do not track keyboard visibility.
-                return activity != null
-                        && MultiWindowUtils.getInstance().isLegacyMultiWindow(activity);
-            }
-        });
-
-        // Initialize the AccountManagerHelper with the correct AccountManagerDelegate. Must be done
-        // only once and before AccountMangerHelper.get(...) is called to avoid using the
-        // default AccountManagerDelegate.
-        AccountManagerHelper.initializeAccountManagerHelper(
-                application, application.createAccountManagerDelegate());
-
-        // Set the unique identification generator for invalidations.  The
-        // invalidations system can start and attempt to fetch the client ID
-        // very early.  We need this generator to be ready before that happens.
-        UniqueIdInvalidationClientNameGenerator.doInitializeAndInstallGenerator(application);
-
-        // Set minimum Tango log level. This sets an in-memory static field, and needs to be
-        // set in the ApplicationContext instead of an activity, since Tango can be woken up
-        // by the system directly though messages from GCM.
-        AndroidLogger.setMinimumAndroidLogLevel(Log.WARN);
-
-        // Set up the identification generator for sync. The ID is actually generated
-        // in the SyncController constructor.
-        UniqueIdentificationGeneratorFactory.registerGenerator(SyncController.GENERATOR_ID,
-                new UuidBasedUniqueIdentificationGenerator(
-                        application, SESSIONS_UUID_PREF_KEY), false);
-    }
-
-    /**
-     * Initializes the deferred startup tasks that should only be triggered once per browser process
-     * lifetime.
-     */
-    public final void initializeDeferredStartupTasks() {
-        ThreadUtils.assertOnUiThread();
-        if (mInitializedDeferredStartupTasks) return;
-        mInitializedDeferredStartupTasks = true;
-        handleDeferredStartupTasksInitialization();
-    }
-
-    /**
-     * Performs the deferred startup task initialization.
-     */
-    protected void handleDeferredStartupTasksInitialization() {
-        final ChromeApplication application =
-                (ChromeApplication) ContextUtils.getApplicationContext();
-
-        DeferredStartupHandler.getInstance().addDeferredTask(new Runnable() {
-            @Override
-            public void run() {
-                ForcedSigninProcessor.start(application);
-                AccountsChangedReceiver.addObserver(
-                        new AccountsChangedReceiver.AccountsChangedObserver() {
-                            @Override
-                            public void onAccountsChanged(Context context, Intent intent) {
-                                ThreadUtils.runOnUiThread(new Runnable() {
-                                    @Override
-                                    public void run() {
-                                        ForcedSigninProcessor.start(application);
-                                    }
-                                });
-                            }
-                        });
-            }
-        });
-
-        DeferredStartupHandler.getInstance().addDeferredTask(new Runnable() {
-            @Override
-            public void run() {
-                GoogleServicesManager.get(application).onMainActivityStart();
-                RevenueStats.getInstance();
-            }
-        });
-
-        DeferredStartupHandler.getInstance().addDeferredTask(new Runnable() {
-            @Override
-            public void run() {
-                mDevToolsServer = new DevToolsServer(DEV_TOOLS_SERVER_SOCKET_PREFIX);
-                mDevToolsServer.setRemoteDebuggingEnabled(
-                        true, DevToolsServer.Security.ALLOW_DEBUG_PERMISSION);
-
-                startApplicationActivityTracker();
-            }
-        });
-
-        DeferredStartupHandler.getInstance().addDeferredTask(new Runnable() {
-            @Override
-            public void run() {
-                // Add process check to diagnose http://crbug.com/606309. Remove this after the bug
-                // is fixed.
-                assert !CommandLine.getInstance().hasSwitch(ContentSwitches.SWITCH_PROCESS_TYPE);
-                if (!CommandLine.getInstance().hasSwitch(ContentSwitches.SWITCH_PROCESS_TYPE)) {
-                    DownloadController.setDownloadNotificationService(
-                            DownloadManagerService.getDownloadManagerService(application));
-                }
-            }
-        });
-    }
-
-    /**
-     * Initializes activity logging.
-     */
-    protected void startApplicationActivityTracker() {}
-}