Trivial: fixing typo in comment.

R=meredithl
TBR=ccameron

Change-Id: I10c262ced0b2b7a21b2ba2ff1f40bbe14fbc1236
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1918901
Commit-Queue: Chris Hall <chrishall@chromium.org>
Reviewed-by: Meredith Lane <meredithl@chromium.org>
Cr-Commit-Position: refs/heads/master@{#719500}

ui/display/display.h

@@ -269,8 +269,8 @@ class DISPLAY_EXPORT Display final {
     depth_per_component_ = depth_per_component;
   }
 
-  // True if this is a monochrome display (e.g, for accessiblity). Used by media
-  // query APIs.
+  // True if this is a monochrome display (e.g, for accessibility). Used by
+  // media query APIs.
   bool is_monochrome() const { return is_monochrome_; }
   void set_is_monochrome(bool is_monochrome) { is_monochrome_ = is_monochrome; }