Android: Remove MobileStartup.Toolbar* histograms

chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarManager.java

Index: chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarManager.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarManager.java b/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarManager.java
index e3a54955f8267a339ec9bde8d7617dfa2df02858..5b96836030b426596316b5061e0e401c680caef5 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarManager.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarManager.java
@@ -10,7 +10,6 @@ import android.graphics.drawable.Drawable;
 import android.os.Handler;
 import android.os.Looper;
 import android.os.Message;
-import android.os.SystemClock;
 import android.support.v7.app.ActionBar;
 import android.text.TextUtils;
 import android.view.View;
@@ -19,8 +18,6 @@ import android.view.View.OnClickListener;
 import android.widget.FrameLayout;
 
 import org.chromium.base.ApiCompatibilityUtils;
-import org.chromium.base.ThreadUtils;
-import org.chromium.base.metrics.RecordHistogram;
 import org.chromium.base.metrics.RecordUserAction;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.ChromeActivity;
@@ -77,7 +74,6 @@ import org.chromium.ui.base.PageTransition;
 
 import java.util.ArrayList;
 import java.util.List;
-import java.util.concurrent.TimeUnit;
 
 /**
  * Contains logic for managing the toolbar visual component.  This class manages the interactions
@@ -988,35 +984,6 @@ public class ToolbarManager implements ToolbarTabController, UrlFocusChangeListe
     }
 
     /**
-     * Handle all necessary tasks that can be delayed until initialization completes.
-     * @param activityCreationTimeMs The time of creation for the activity this toolbar belongs to.
-     * @param activityName Simple class name for the activity this toolbar belongs to.
-     */
-    public void onDeferredStartup(final long activityCreationTimeMs,
-            final String activityName) {
-        // Record startup performance statistics
-        long elapsedTime = SystemClock.elapsedRealtime() - activityCreationTimeMs;
-        if (elapsedTime < RECORD_UMA_PERFORMANCE_METRICS_DELAY_MS) {
-            ThreadUtils.postOnUiThreadDelayed(new Runnable() {
-                @Override
-                public void run() {
-                    onDeferredStartup(activityCreationTimeMs, activityName);
-                }
-            }, RECORD_UMA_PERFORMANCE_METRICS_DELAY_MS - elapsedTime);
-        }
-        RecordHistogram.recordTimesHistogram("MobileStartup.ToolbarFirstDrawTime." + activityName,
-                mToolbar.getFirstDrawTime() - activityCreationTimeMs, TimeUnit.MILLISECONDS);
-
-        long firstFocusTime = mToolbar.getLocationBar().getFirstUrlBarFocusTime();
-        if (firstFocusTime != 0) {
-            RecordHistogram.recordCustomTimesHistogram(
-                    "MobileStartup.ToolbarFirstFocusTime." + activityName,
-                    firstFocusTime - activityCreationTimeMs, MIN_FOCUS_TIME_FOR_UMA_HISTOGRAM_MS,
-                    MAX_FOCUS_TIME_FOR_UMA_HISTOGRAM_MS, TimeUnit.MILLISECONDS, 50);
-        }
-    }
-
-    /**
      * Finish any toolbar animations.
      */
     public void finishAnimations() {