[DevTools] reenable test

V8 change was rolled to Chromium.

TBR=dgozman@chromium.org

Bug: 744797
Change-Id: I5a22edb0c1cc76a4f13bf6b9a9ac576e3df38065
Reviewed-on: https://chromium-review.googlesource.com/582082Reviewed-by: Aleksey Kozyatinskiy <kozyatinskiy@chromium.org>
Commit-Queue: Aleksey Kozyatinskiy <kozyatinskiy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#488805}

third_party/WebKit/LayoutTests/TestExpectations

@@ -1674,8 +1674,6 @@ crbug.com/619978 fast/css/giant-stylesheet-crash.html [ Skip ]
 
 crbug.com/624430 [ Win10 ] fast/text/font-features/caps-casemapping.html [ Failure ]
 
-crbug.com/744797 inspector/sources/debugger/source-frame-inline-breakpoint-decorations.html [ NeedsManualRebaseline ]
-
 crbug.com/620432 accessibility/aria-activedescendant.html [ Failure ]
 
 crbug.com/399507 virtual/threaded/inspector/tracing/timeline-paint/layer-tree.html [ Skip ]