Remove unused histograms Omnibox.ProgressBar

chrome/android/java/src/org/chromium/chrome/browser/widget/ClipDrawableProgressBar.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.widget;
 
 import android.content.Context;
 import android.graphics.Color;
 import android.graphics.Rect;
 import android.graphics.drawable.ClipDrawable;
@@ skipping 21 matching lines @@
         public int progressBarBackgroundColor;
     }
 
     // ClipDrawable's max is a fixed constant 10000.
     // http://developer.android.com/reference/android/graphics/drawable/ClipDrawable.html
     private static final int CLIP_DRAWABLE_MAX = 10000;
 
     private final ColorDrawable mForegroundDrawable;
     private int mBackgroundColor = Color.TRANSPARENT;
     private float mProgress;
-    private int mProgressUpdateCount;
     private int mDesiredVisibility;
 
     /**
      * Create the progress bar with a custom height.
      * @param context An Android context.
      * @param height The height in px of the progress bar.
      */
     public ClipDrawableProgressBar(Context context, int height) {
         super(context);
 
@@ skipping 24 matching lines @@
     /**
      * Set the current progress to the specified value.
      *
      * @param progress The new progress, between 0.0 and 1.0.
      */
     public void setProgress(float progress) {
         assert 0.0f <= progress && progress <= 1.0f;
         if (mProgress == progress) return;
 
         mProgress = progress;
-        mProgressUpdateCount += 1;
         getDrawable().setLevel(Math.round(progress * CLIP_DRAWABLE_MAX));
     }
 
     /**
      * @return Foreground color of the progress bar.
      */
     public int getForegroundColor() {
         return mForegroundDrawable.getColor();
     }
 
@@ skipping 25 matching lines @@
                     getRight(),
                     getBottom());
             drawingInfoOut.progressBarBackgroundRect.set(
                     getLeft(),
                     getTop(),
                     drawingInfoOut.progressBarRect.left,
                     getBottom());
         }
     }
 
-    /**
-     * Resets progress update count to 0.
-     */
-    public void resetProgressUpdateCount() {
-        mProgressUpdateCount = 0;
-    }
-
-    /**
-     * @return Progress update count since reset.
-     */
-    public int getProgressUpdateCount() {
-        return mProgressUpdateCount;
-    }
-
     private void updateInternalVisibility() {
         int oldVisibility = getVisibility();
         int newVisibility = mDesiredVisibility;
         if (getAlpha() == 0 && mDesiredVisibility == VISIBLE) newVisibility = INVISIBLE;
         if (oldVisibility != newVisibility) super.setVisibility(newVisibility);
     }
 
     private int applyAlpha(int color, float alpha) {
         return (Math.round(alpha * (color >>> 24)) << 24) | (0x00ffffff & color);
     }
@@ skipping 28 matching lines @@
     public void setForegroundColor(int color) {
         mForegroundDrawable.setColor(color);
     }
 
     @Override
     protected boolean onSetAlpha(int alpha) {
         updateInternalVisibility();
         return super.onSetAlpha(alpha);
     }
 }