Add GPU command buffer sevice and protobuf to GN build

ui/gfx/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("//build/config/ui.gni")
 
 if (is_android) {
   import("//build/config/android/config.gni")
   import("//build/config/android/rules.gni")
 }
@@ skipping 242 matching lines @@
       "display_observer.cc",
       "selection_model.cc",
     ]
 
     if (use_aura) {
       sources -= [ "screen_android.cc" ]
     } else {
       sources -= [ "path.cc" ]
     }
 
-    if (!is_android_webview_build) {
-      deps += [ "//base:base_java" ]
-    }
+    # TODO(GYP) re-enable when base_java exists.
+    #if (!is_android_webview_build) {
+    #  deps += [ "//base:base_java" ]
+    #}
 
     deps += [ ":gfx_jni_headers" ]
     libs = [
       "android",
       "jnigraphics",
     ]
   }
 
   if (is_android || is_ios) {
     sources -= [
@@ skipping 163 matching lines @@
     ]
 
     configs += [ "//build/config/linux:x11" ]
 
     deps = [
       ":gfx_export",
       "//base"
     ]
   }
 }