chrome: fix gn check errors for utility target

Checked on Linux with the following command lines:

$ gn gen out-gn/Release --args='is_debug=false is_component_build=false
symbol_level=1'
$ gn check out-gn/Release //chrome/utility/*

BUG=367595,376000
R=thestig@chromium.org
TBR=brettw@chromium.org

Review URL: https://codereview.chromium.org/1534763003

Cr-Commit-Position: refs/heads/master@{#365923}

.gn

@@ -27,6 +27,7 @@ check_targets = [
   "//chrome/common/*",
   "//chrome/installer/*",
   "//chrome/third_party/mozilla_security_manager/*",
+  "//chrome/utility/*",
   "//chromecast/*",
   "//chrome_elf/*",
   "//cloud_print/*",

chrome/utility/BUILD.gn

@@ -34,10 +34,14 @@ static_library("utility") {
     "//components/search_engines",
     "//components/strings",
     "//components/url_formatter",
+    "//content/public/child",
     "//content/public/common",
     "//content/public/utility",
+    "//courgette:courgette_lib",
     "//media",
+    "//net:net_with_v8",
     "//skia",
+    "//sql",
     "//third_party/libxml",
   ]
 
@@ -124,5 +128,10 @@ static_library("utility") {
   if (safe_browsing_mode == 1) {
     sources +=
         rebase_path(gypi_values.chrome_utility_safe_browsing_sources, ".", "..")
+    deps += [ "//third_party/zlib" ]
+  }
+
+  if (enable_pdf) {
+    deps += [ "//pdf" ]
   }
 }