Hi!

I want to solve this as my first bug. I wanted to know if there is any issue if I do that.

Thanks!

I don't imagine there is any. Please feel free to take this!
The guide to submit your first patch is at https://www.chromium.org/developers/contributing-code. 

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/b93d91d912066c3acde66c3215634da27dc50722

commit b93d91d912066c3acde66c3215634da27dc50722
Author: Juan Jose Lopez Jaimez <jj.lopezjaimez@gmail.com>
Date: Fri Nov 03 21:05:52 2017

Migrate content/browser/ppapi_plugin_process_host.cc to use NetworkChangeObserver


Bug: https://bugs.chromium.org/p/chromium/issues/detail?id=780468
Change-Id: I68acba99dbeeb5e14422718efcc14a9ab1bdd919
Reviewed-on: https://chromium-review.googlesource.com/752557
Reviewed-by: Bo <boliu@chromium.org>
Commit-Queue: Bo <boliu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#513907}
[modify] https://crrev.com/b93d91d912066c3acde66c3215634da27dc50722/AUTHORS
[modify] https://crrev.com/b93d91d912066c3acde66c3215634da27dc50722/content/browser/ppapi_plugin_process_host.cc

Closing this issue. This is fixed by jj.lopezjaimez@gmail.com.

Apologies, applied the wrong component in bulk.