Fix gn_all deps when enable_configuration_policy=false

BUG=

Review URL: https://codereview.chromium.org/1079083003

Cr-Commit-Position: refs/heads/master@{#325018}

diff --git a/BUILD.gn b/BUILD.gn
index 9176300..fc5ecd4d 100644
--- a/BUILD.gn
+++ b/BUILD.gn

@@ -50,7 +50,6 @@
     "//chrome/test/chromedriver:chromedriver_unittests",
     "//components:components_browsertests",
     "//components:components_unittests",
-    "//components/policy:policy_templates",
     "//content/shell:content_shell",
     "//content/test:content_browsertests",
     "//content/test:content_perftests",
@@ -176,6 +175,10 @@
     deps += [ "//tools/xdisplaycheck" ]
   }
 
+  if (enable_configuration_policy) {
+    deps += [ "//components/policy:policy_templates" ]
+  }
+
   if (v8_use_external_startup_data) {
     deps += [ "//gin:gin_v8_snapshot_fingerprint" ]
   }