Add content renderer to the GN build

BUILD.gn

Index: BUILD.gn
diff --git a/BUILD.gn b/BUILD.gn
index 6a9e94dba082410303c3e5989caf1a604d8a0fed..b5002963e2a937e389bd37a3b02c8318ab8a5052 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -31,6 +31,7 @@ group("root") {
     "//components/translate:translate_core_common",
     "//components/url_matcher",
     "//content/public/common",
+    "//content/public/renderer",
     "//crypto",
     "//device/usb",
     #"//extensions/common/api:extensions_api",
@@ -69,6 +70,7 @@ group("root") {
     "//ui/base:ui_base",
     "//ui/events",
     "//ui/gfx",
+    "//ui/native_theme",
     "//ui/resources",
     "//ui/strings",
     "//ui/surface",
@@ -85,6 +87,7 @@ group("root") {
   if (is_android) {
     deps -= [
       "//content/public/common",
+      "//content/public/renderer",
       "//gpu/command_buffer/client",  # Needs some JNI stuff:
       "//gpu/command_buffer/service",
       "//net",
@@ -96,6 +99,7 @@ group("root") {
       # ui_base doesn't work yet, and neither do things that depend on it.
       "//ui/base:ui_base",
       "//ui/events",
+      "//ui/native_theme",
       "//ui/surface",
     ]
   }