Enable "gn check" for //third_party/blink/renderer/core/typed_arrays

Bug: 800764
Change-Id: I7e09231307f6de1c5457150581438f590b43de85
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2484596
Commit-Queue: Morten Stenshorne <mstensho@chromium.org>
Reviewed-by: Kentaro Hara <haraken@chromium.org>
Reviewed-by: Thomas Anderson <thomasanderson@chromium.org>
Cr-Commit-Position: refs/heads/master@{#818852}

.gn

@@ -197,7 +197,6 @@ no_check_targets = [
   "//third_party/blink/renderer/core/animation:*",  # 506 errors
   "//third_party/blink/renderer/core/exported:*",  # 470 errors
   "//third_party/blink/renderer/core/probe:*",  # 9 errors
-  "//third_party/blink/renderer/core/typed_arrays:*",  # 24 errors
 
   "//third_party/breakpad:*",  # 34 errors
   "//third_party/ced/*",