GN: Add assert that ash/BUILD.gn referenced only on supported platforms

This helps to ensure that targets not supported on a platform are not included in the "all" target. BUG=None Review URL: https://codereview.chromium.org/1542633006 Cr-Commit-Position: refs/heads/master@{#367472}
FairyWorld · Jan 5, 2016 · c9ff7c9 · c9ff7c9
1 parent b971058
commit c9ff7c9
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/ash/BUILD.gn b/ash/BUILD.gn
@@ -6,6 +6,8 @@ import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 
+assert(use_ash)
+
 gypi_values = exec_script("//build/gypi_to_gn.py",
                           [ rebase_path("ash.gyp") ],
                           "scope",