Remove dead code in absolute_utils

Bug: 1002317
Change-Id: I14d4bde5f59897f5d5649ef37428a477a5e7eb37
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1804948
Commit-Queue: Emil A Eklund <eae@chromium.org>
Commit-Queue: Aleks Totic <atotic@chromium.org>
Reviewed-by: Aleks Totic <atotic@chromium.org>
Cr-Commit-Position: refs/heads/master@{#696739}

third_party/blink/renderer/core/layout/ng/ng_absolute_utils.cc

@@ -113,9 +113,7 @@ void ComputeAbsoluteSize(const LayoutUnit border_padding_size,
   if (!inset_end_length.IsAuto()) {
     inset_end = MinimumValueForLength(inset_end_length, available_size);
   }
-#if DCHECK_IS_ON()
-  bool values_might_be_saturated = false;
-#endif
+
   // Solving the equation:
   // |inset_start| + |margin_start| + |size| + |margin_end| + |inset_end| =
   // |available_size|
@@ -147,9 +145,6 @@ void ComputeAbsoluteSize(const LayoutUnit border_padding_size,
     // Compute margins.
     LayoutUnit margin_space =
         available_size - *inset_start - *inset_end - *size;
-#if DCHECK_IS_ON()
-    values_might_be_saturated |= margin_space.MightBeSaturated();
-#endif
 
     if (!margin_start && !margin_end) {
       // When both margins are auto.
@@ -173,9 +168,6 @@ void ComputeAbsoluteSize(const LayoutUnit border_padding_size,
     } else {
       // Are the values over-constrained?
       LayoutUnit margin_extra = margin_space - *margin_start - *margin_end;
-#if DCHECK_IS_ON()
-      values_might_be_saturated |= margin_extra.MightBeSaturated();
-#endif
       if (margin_extra) {
         // Relax the end.
         if (is_start_dominant)