[Affected versions]: Nightly 55.0a1 [Affected platforms]: Platforms: Windows 10 x 64, Ubuntu 16.10 and Mac OS X 10.12 [Steps to reproduce]: 1. Go to https://devtools-html.github.io/debugger-examples/examples/todomvc/ 2. Open the Debugger. 3. From "Source list pane" section, select a file that has the ".js" termination. 4. Press: on Windows - Press CTRL + F OR on Mac - Press CMD + F 5. Search for a term. [Expected result]: Search results should have a yellow background, the additional matching results get a gray outline. Also on the right side, you should see a guideline markers. [Actual result]: Search results should have a yellow background. Also on the right side guideline markers are not displayed.

This will be fixed here: https://github.com/devtools-html/debugger.html/pull/2985

This was fixed in https://github.com/devtools-html/debugger.html/pull/2985 However it seems the yellow background was changed and remains gray.