Use new icons for security state in omnibox.

Bug: 821815
Cq-Include-Trybots: luci.chromium.try:ios-simulator-full-configs;master.tryserver.chromium.mac:ios-simulator-cronet
Change-Id: Ifc9c196dc725cda6e4b369473aefdfea284fd36f
Reviewed-on: https://chromium-review.googlesource.com/1089050Reviewed-by: Stepan Khapugin <stkhapugin@chromium.org>
Commit-Queue: Elodie Banel <lod@chromium.org>
Cr-Commit-Position: refs/heads/master@{#565637}

ios/chrome/browser/ui/location_bar/BUILD.gn

@@ -28,7 +28,10 @@ source_set("location_bar") {
   ]
   deps = [
     ":constants",
+    "resources:location_bar_dangerous",
+    "resources:location_bar_insecure",
     "resources:location_bar_offline",
+    "resources:location_bar_secure",
     "resources:location_bar_share",
     "resources:location_bar_voice",
     "//base",

ios/chrome/browser/ui/location_bar/location_bar_mediator.mm

@@ -200,9 +200,8 @@
 }
 
 - (UIImage*)imageForSecurityLevel:(security_state::SecurityLevel)level {
-  int iconID = GetIconForSecurityState(level);
-  return [NativeImage(iconID)
-      imageWithRenderingMode:UIImageRenderingModeAlwaysTemplate];
+  base::string16 iconName = GetUIRefreshIconNameForSecurityState(level);
+  return [UIImage imageNamed:base::SysUTF16ToNSString(iconName)];
 }
 
 // Returns a location icon for offline pages.