New build flag system, convert Google Now flag

chrome/browser/resources/BUILD.gn

Index: chrome/browser/resources/BUILD.gn
diff --git a/chrome/browser/resources/BUILD.gn b/chrome/browser/resources/BUILD.gn
index a5949a2136bf9087848bd4ca40da17c96f3acf7d..14de7095cdc0c7e1a636ab0b50c36aa90ee94bdc 100644
--- a/chrome/browser/resources/BUILD.gn
+++ b/chrome/browser/resources/BUILD.gn
@@ -2,10 +2,12 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
+import("//chrome/common/features.gni")
 import("//tools/grit/grit_rule.gni")
 
 grit("memory_internals_resources") {
   source = "memory_internals_resources.grd"
+  defines = chrome_grit_defines
   outputs = [
     "grit/memory_internals_resources.h",
     "memory_internals_resources.pak",
@@ -15,6 +17,7 @@ grit("memory_internals_resources") {
 
 grit("net_internals_resources") {
   source = "net_internals_resources.grd"
+  defines = chrome_grit_defines
   outputs = [
     "grit/net_internals_resources.h",
     "net_internals_resources.pak",
@@ -24,6 +27,7 @@ grit("net_internals_resources") {
 
 grit("invalidations_resources") {
   source = "invalidations_resources.grd"
+  defines = chrome_grit_defines
   outputs = [
     "grit/invalidations_resources.h",
     "invalidations_resources.pak",
@@ -33,6 +37,7 @@ grit("invalidations_resources") {
 
 grit("password_manager_internals_resources") {
   source = "password_manager_internals_resources.grd"
+  defines = chrome_grit_defines
   outputs = [
     "grit/password_manager_internals_resources.h",
     "password_manager_internals_resources.pak",
@@ -42,6 +47,7 @@ grit("password_manager_internals_resources") {
 
 grit("signin_internals_resources") {
   source = "signin_internals_resources.grd"
+  defines = chrome_grit_defines
   outputs = [
     "grit/signin_internals_resources.h",
     "signin_internals_resources.pak",
@@ -51,6 +57,7 @@ grit("signin_internals_resources") {
 
 grit("translate_internals_resources") {
   source = "translate_internals_resources.grd"
+  defines = chrome_grit_defines
   outputs = [
     "grit/translate_internals_resources.h",
     "translate_internals_resources.pak",
@@ -71,6 +78,7 @@ copy("extension_resource_demo") {
 if (!is_ios) {
   grit("component_extension_resources") {
     source = "component_extension_resources.grd"
+    defines = chrome_grit_defines
     outputs = [
       "grit/component_extension_resources.h",
       "grit/component_extension_resources_map.cc",
@@ -82,6 +90,7 @@ if (!is_ios) {
 
   grit("settings_resources") {
     source = "settings/settings_resources.grd"
+    defines = chrome_grit_defines
     outputs = [
       "grit/settings_resources.h",
       "grit/settings_resources_map.cc",
@@ -93,6 +102,7 @@ if (!is_ios) {
 
   grit("options_resources") {
     source = "options_resources.grd"
+    defines = chrome_grit_defines
     outputs = [
       "grit/options_resources.h",
       "options_resources.pak",
@@ -102,6 +112,7 @@ if (!is_ios) {
 
   grit("options_test_resources") {
     source = "options_test_resources.grd"
+    defines = chrome_grit_defines
     outputs = [
       "grit/options_test_resources.h",
       "options_test_resources.pak",
@@ -111,6 +122,7 @@ if (!is_ios) {
 
   grit("quota_internals_resources") {
     source = "quota_internals_resources.grd"
+    defines = chrome_grit_defines
     outputs = [
       "grit/quota_internals_resources.h",
       "quota_internals_resources.pak",
@@ -120,6 +132,7 @@ if (!is_ios) {
 
   grit("sync_file_system_internals_resources") {
     source = "sync_file_system_internals_resources.grd"
+    defines = chrome_grit_defines
     outputs = [
       "grit/sync_file_system_internals_resources.h",
       "sync_file_system_internals_resources.pak",