Remove unused histograms Omnibox.ProgressBar

chrome/android/java/src/org/chromium/chrome/browser/widget/ClipDrawableProgressBar.java

Index: chrome/android/java/src/org/chromium/chrome/browser/widget/ClipDrawableProgressBar.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/widget/ClipDrawableProgressBar.java b/chrome/android/java/src/org/chromium/chrome/browser/widget/ClipDrawableProgressBar.java
index 70855f14578001e3ef2aa99309a987c7733afe66..de3634cd6bb2b736b324dbb72d9183192ce31d78 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/widget/ClipDrawableProgressBar.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/widget/ClipDrawableProgressBar.java
@@ -39,7 +39,6 @@ public class ClipDrawableProgressBar extends ImageView {
     private final ColorDrawable mForegroundDrawable;
     private int mBackgroundColor = Color.TRANSPARENT;
     private float mProgress;
-    private int mProgressUpdateCount;
     private int mDesiredVisibility;
 
     /**
@@ -84,7 +83,6 @@ public class ClipDrawableProgressBar extends ImageView {
         if (mProgress == progress) return;
 
         mProgress = progress;
-        mProgressUpdateCount += 1;
         getDrawable().setLevel(Math.round(progress * CLIP_DRAWABLE_MAX));
     }
 
@@ -130,20 +128,6 @@ public class ClipDrawableProgressBar extends ImageView {
         }
     }
 
-    /**
-     * 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;