GN: Add -Wl,-z defs on linux and fix errors

ui/keyboard/BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//third_party/mojo/src/mojo/public/tools/bindings/mojom.gni")
 import("//third_party/google_input_tools/closure.gni")
 import("//third_party/google_input_tools/inputview.gni")
 import("//tools/grit/grit_rule.gni")
 
 component("keyboard") {
@@ skipping 23 matching lines @@
   defines = [ "KEYBOARD_IMPLEMENTATION" ]
 
   deps = [
     ":keyboard_mojom_bindings",
     ":resources",
     "//base",
     "//base/third_party/dynamic_annotations",
     "//content/public/browser",
     "//content/public/common",
     "//mojo/environment:chromium",
+    "//skia",
     "//third_party/mojo/src/mojo/edk/js",
     "//third_party/mojo/src/mojo/edk/system",
     "//third_party/mojo/src/mojo/public/cpp/bindings",
     "//third_party/mojo/src/mojo/public/cpp/system",
-    "//url",
     "//ui/aura",
     "//ui/base",
     "//ui/compositor",
     "//ui/events",
     "//ui/events:dom4_keycode_converter",
     "//ui/gfx",
     "//ui/gfx/geometry",
     "//ui/wm",
+    "//url",
   ]
 }
 
 # GYP version: ui/keyboard/keyboard.gyp:keyboard_mojom_bindings
 mojom("keyboard_mojom_bindings") {
   sources = [
     "webui/keyboard.mojom",
   ]
 }
 
@@ skipping 65 matching lines @@
     "//ui/compositor:test_support",
     "//ui/events:test_support",
     "//ui/gfx",
     "//ui/gfx/geometry",
     "//ui/gl",
     "//ui/resources:ui_test_pak",
     "//ui/wm",
     "//url",
   ]
 }