Rename menu_badge_transition_y_distance and remove comments

Some followup mentioned in https://crrev.com/c/1829245.

Bug: 1033715
Change-Id: Ic4f1641f9c6f8db0e051788249eee701ea86e791
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1966246Reviewed-by: Theresa  <twellington@chromium.org>
Commit-Queue: Lijin Shen <lazzzis@google.com>
Cr-Commit-Position: refs/heads/master@{#726978}

chrome/android/java/res/values/dimens.xml

@@ -58,7 +58,7 @@
     <dimen name="tab_switcher_menu_width">222dp</dimen>
     <dimen name="tab_switcher_menu_vertical_padding">8dp</dimen>
 
-    <dimen name="menu_badge_translation_y_distance">6dp</dimen>
+    <dimen name="menu_badge_translation_y">6dp</dimen>
 
     <!-- Infobar dimensions -->
     <!-- Text size of the infobar message and other controls. -->

chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkRow.java

@@ -151,7 +151,6 @@ abstract class BookmarkRow extends SelectableItemView<BookmarkId> implements Boo
         if (mDelegate != null) mDelegate.removeUIObserver(this);
     }
 
-    // TODO(lazzzis): try to clean up reference to mLocation if position.
     private ModelList getItems() {
         // Rebuild listItems, cause mLocation may be changed anytime.
         boolean canMove = false;

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

@@ -294,7 +294,7 @@ public class MenuButton extends FrameLayout implements TintObserver {
         badgeFadeAnimator.setInterpolator(BakedBezierInterpolator.FADE_IN_CURVE);
 
         int pixelTranslation = menuBadge.getResources().getDimensionPixelSize(
-                R.dimen.menu_badge_translation_y_distance);
+                R.dimen.menu_badge_translation_y);
         ObjectAnimator badgeTranslateYAnimator =
                 ObjectAnimator.ofFloat(menuBadge, View.TRANSLATION_Y, pixelTranslation, 0.f);
         badgeTranslateYAnimator.setInterpolator(BakedBezierInterpolator.TRANSFORM_CURVE);