Use UI Refresh icons for suggestions in the omnibox.

Uses new completion icons in the omnibox.

Bug: 864990
Cq-Include-Trybots: luci.chromium.try:ios-simulator-full-configs;master.tryserver.chromium.mac:ios-simulator-cronet
Change-Id: Ic062601ec2b0eb665c8e80779ffc04d90bbb5723
Reviewed-on: https://chromium-review.googlesource.com/1143274
Commit-Queue: Stepan Khapugin <stkhapugin@chromium.org>
Reviewed-by: Justin Cohen <justincohen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#576516}

ios/chrome/browser/ui/omnibox/omnibox_mediator.mm

@@ -4,6 +4,7 @@
 
 #import "ios/chrome/browser/ui/omnibox/omnibox_mediator.h"
 
+#include "base/strings/sys_string_conversions.h"
 #import "ios/chrome/browser/ui/omnibox/omnibox_consumer.h"
 #include "ios/chrome/browser/ui/omnibox/omnibox_util.h"
 #import "ios/chrome/browser/ui/uikit_ui_util.h"
@@ -18,9 +19,9 @@
 #pragma mark - OmniboxLeftImageConsumer
 
 - (void)setLeftImageForAutocompleteType:(AutocompleteMatchType::Type)type {
-  int imageId = GetIconForAutocompleteMatchType(type, /* is_starred */ false,
-                                                /* is_incognito */ false);
-  UIImage* image = [NativeImage(imageId)
+  std::string imageName =
+      GetResourceNameForAutocompleteMatchType(type, /* is_starred */ false);
+  UIImage* image = [[UIImage imageNamed:base::SysUTF8ToNSString(imageName)]
       imageWithRenderingMode:UIImageRenderingModeAlwaysTemplate];
   [self.consumer updateAutocompleteIcon:image];
 }