Add storage folks as OWNERS for Storage API-related files.

Change-Id: I5620226e814bc14a342010f876956f7c52e8378f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1757733Reviewed-by: John Abd-El-Malek <jam@chromium.org>
Commit-Queue: Victor Costan <pwnall@chromium.org>
Auto-Submit: Victor Costan <pwnall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#689734}

content/browser/OWNERS

@@ -41,3 +41,7 @@ per-file builtin_service_manifests.h=file://ipc/SECURITY_OWNERS
 
 # BackForwardCache
 per-file back_forward_cache_browsertest.cc=arthursonzogni@chromium.org
+
+# Storage API dependencies.
+per-file storage_partition*=file://storage/OWNERS
+per-file quota_dispatcher_host*=file://storage/OWNERS

content/renderer/OWNERS

@@ -29,3 +29,6 @@ per-file render_widget*=jonross@chromium.org
 per-file child_frame_compositor*=jonross@chromium.org
 per-file child_frame_compositing_helper*=jonross@chromium.org
 per-file render_frame_metadata*=jonross@chromium.org
+
+# Dependency for storage APIs.
+per-file storage_util*=file://storage/OWNERS