Revert of Move Java CachedMetrics functionality to base/.

chrome/android/java/src/org/chromium/chrome/browser/document/ChromeLauncherActivity.java

 // Copyright 2015 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.document;
 
 import android.annotation.SuppressLint;
 import android.app.Activity;
 import android.app.Notification;
 import android.app.SearchManager;
 import android.content.Context;
 import android.content.Intent;
 import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.StrictMode;
 import android.provider.Browser;
 import android.support.customtabs.CustomTabsIntent;
 import android.text.TextUtils;
 
 import org.chromium.base.ApiCompatibilityUtils;
 import org.chromium.base.ApplicationStatus;
 import org.chromium.base.CommandLine;
 import org.chromium.base.CommandLineInitUtil;
 import org.chromium.base.ContextUtils;
 import org.chromium.base.Log;
 import org.chromium.base.TraceEvent;
-import org.chromium.base.metrics.CachedMetrics;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.ChromeApplication;
 import org.chromium.chrome.browser.ChromeSwitches;
 import org.chromium.chrome.browser.ChromeTabbedActivity;
 import org.chromium.chrome.browser.IntentHandler;
 import org.chromium.chrome.browser.IntentHandler.ExternalAppId;
 import org.chromium.chrome.browser.IntentHandler.TabOpenType;
 import org.chromium.chrome.browser.ShortcutHelper;
 import org.chromium.chrome.browser.UrlConstants;
 import org.chromium.chrome.browser.WarmupManager;
 import org.chromium.chrome.browser.customtabs.CustomTabActivity;
 import org.chromium.chrome.browser.customtabs.CustomTabIntentDataProvider;
 import org.chromium.chrome.browser.customtabs.SeparateTaskCustomTabActivity;
 import org.chromium.chrome.browser.firstrun.FirstRunActivity;
 import org.chromium.chrome.browser.firstrun.FirstRunFlowSequencer;
 import org.chromium.chrome.browser.firstrun.LightweightFirstRunActivity;
 import org.chromium.chrome.browser.instantapps.InstantAppsHandler;
+import org.chromium.chrome.browser.metrics.LaunchMetrics;
 import org.chromium.chrome.browser.metrics.MediaNotificationUma;
 import org.chromium.chrome.browser.multiwindow.MultiWindowUtils;
 import org.chromium.chrome.browser.notifications.NotificationPlatformBridge;
 import org.chromium.chrome.browser.partnercustomizations.PartnerBrowserCustomizations;
 import org.chromium.chrome.browser.tab.Tab;
 import org.chromium.chrome.browser.tabmodel.DocumentModeAssassin;
 import org.chromium.chrome.browser.upgrade.UpgradeActivity;
 import org.chromium.chrome.browser.util.FeatureUtilities;
 import org.chromium.chrome.browser.util.IntentUtils;
 import org.chromium.chrome.browser.util.UrlUtilities;
@@ skipping 24 matching lines @@
             "org.chromium.chrome.browser.document.IS_ALLOWED_TO_RETURN_TO_PARENT";
 
     private static final String TAG = "document_CLActivity";
 
     /**
      * Timeout in ms for reading PartnerBrowserCustomizations provider. We do not trust third party
      * provider by default.
      */
     private static final int PARTNER_BROWSER_CUSTOMIZATIONS_TIMEOUT_MS = 10000;
 
-    private static final CachedMetrics.SparseHistogramSample sIntentFlagsHistogram =
-            new CachedMetrics.SparseHistogramSample("Launch.IntentFlags");
+    private static final LaunchMetrics.SparseHistogramSample sIntentFlagsHistogram =
+            new LaunchMetrics.SparseHistogramSample("Launch.IntentFlags");
 
     private IntentHandler mIntentHandler;
     private boolean mIsInLegacyMultiInstanceMode;
 
     private boolean mIsCustomTabIntent;
     private boolean mIsHerbIntent;
 
     /** When started with an intent, maybe pre-resolve the domain. */
     private void maybePrefetchDnsInBackground() {
         if (getIntent() != null && Intent.ACTION_VIEW.equals(getIntent().getAction())) {
@@ skipping 473 matching lines @@
         IntentHandler.ExternalAppId source =
                 IntentHandler.determineExternalIntentSource(getPackageName(), intent);
         if (intent.getPackage() == null && source != IntentHandler.ExternalAppId.CHROME) {
             int flagsOfInterest = Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_NEW_DOCUMENT;
             int maskedFlags = intent.getFlags() & flagsOfInterest;
             sIntentFlagsHistogram.record(maskedFlags);
         }
         MediaNotificationUma.recordClickSource(intent);
     }
 }