Update extensions/browser/api/system_*/OWNERS.

Add new owners and remove inactive owners.

Change-Id: I4dc7dc5317ea7b261ef7794072f85c58db1b33a7
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1504305
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Leon Han <leon.han@intel.com>
Reviewed-by: Devlin <rdevlin.cronin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#637927}
diff --git a/extensions/browser/api/system_cpu/OWNERS b/extensions/browser/api/system_cpu/OWNERS
index 20685fc..c13ffb7 100644
--- a/extensions/browser/api/system_cpu/OWNERS
+++ b/extensions/browser/api/system_cpu/OWNERS
@@ -1 +1 @@
-hongbo.min@intel.com
+leon.han@intel.com
diff --git a/extensions/browser/api/system_display/OWNERS b/extensions/browser/api/system_display/OWNERS
index a2d9bbc..de646c5 100644
--- a/extensions/browser/api/system_display/OWNERS
+++ b/extensions/browser/api/system_display/OWNERS
@@ -1,3 +1,2 @@
-hongbo.min@intel.com
 stevenjb@chromium.org
 oshima@chromium.org
diff --git a/extensions/browser/api/system_info/OWNERS b/extensions/browser/api/system_info/OWNERS
index 20685fc..c13ffb7 100644
--- a/extensions/browser/api/system_info/OWNERS
+++ b/extensions/browser/api/system_info/OWNERS
@@ -1 +1 @@
-hongbo.min@intel.com
+leon.han@intel.com
diff --git a/extensions/browser/api/system_memory/OWNERS b/extensions/browser/api/system_memory/OWNERS
index 20685fc..c13ffb7 100644
--- a/extensions/browser/api/system_memory/OWNERS
+++ b/extensions/browser/api/system_memory/OWNERS
@@ -1 +1 @@
-hongbo.min@intel.com
+leon.han@intel.com
diff --git a/extensions/browser/api/system_storage/OWNERS b/extensions/browser/api/system_storage/OWNERS
index 71174fe..78bec85 100644
--- a/extensions/browser/api/system_storage/OWNERS
+++ b/extensions/browser/api/system_storage/OWNERS
@@ -1,3 +1,2 @@
-hongbo.min@intel.com
+leon.han@intel.com
 ningxin.hu@intel.com
-joshua.lock@intel.com