Rename is_chromeos in chrome/src.

components/BUILD.gn

Index: components/BUILD.gn
diff --git a/components/BUILD.gn b/components/BUILD.gn
index 5c40f77b40e34ef48c00dfd44d164598a073177f..bcb78ed72ce3cee7a67a83180167a1ff168e2003 100644
--- a/components/BUILD.gn
+++ b/components/BUILD.gn
@@ -151,14 +151,14 @@ group("all_components") {
   if (!is_win && !is_mac) {
     deps -= [ "//components/wifi" ]
   }
-  if (!is_chromeos) {
+  if (!is_chromeos_ui) {
     deps -= [
       "//components/pairing",
       "//components/wifi_sync",
     ]
   }
 
-  if (!is_chromeos || !enable_extensions) {
+  if (!is_chromeos_ui || !enable_extensions) {
     deps -= [ "//components/chrome_apps" ]
   }
 
@@ -367,7 +367,7 @@ test("components_unittests") {
     deps += [ "//components/proximity_auth:unit_tests" ]
   }
 
-  if (is_chromeos) {
+  if (is_chromeos_ui) {
     deps += [ "//components/ownership:unit_tests" ]
   }