Declarative resource hints go through mojo IPC to //content

third_party/WebKit/Source/platform/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")
 import("//testing/test.gni")
 import("//third_party/WebKit/Source/build/scripts/scripts.gni")
 import("//third_party/WebKit/Source/config.gni")
 import("//third_party/WebKit/Source/platform/platform.gni")
 import("//third_party/WebKit/Source/platform/platform_generated.gni")
@@ skipping 347 matching lines @@
     "//url",
     "//v8",
   ]
   deps = [
     ":blink_common",
     "//components/link_header_util:link_header_util",
     "//mojo/public/c/system:for_component",
     "//mojo/public/cpp/bindings:callback",
     "//mojo/public/cpp/bindings:wtf_support",
     "//third_party/WebKit/Source/platform/heap",
+    "//third_party/WebKit/public:mojo_bindings",

[Marijn Kruisselbrink, 2016/06/07 20:22:25]

Why are you depending on the non-blink mojo bindings?

[Charlie Harrison, 2016/06/08 12:28:20]

Removed. I thought I needed these but I guess not.

+    "//third_party/WebKit/public:mojo_bindings_blink",
     "//third_party/harfbuzz-ng",
     "//third_party/icu",
     "//ui/gfx",
     "//ui/gfx/geometry",
   ]
 
   if (is_mac) {
     sources -= [
       # Uses KillRingMac.mm instead.
       "KillRingNone.cpp",
@@ skipping 244 matching lines @@
 }
 
 if (current_cpu == "x86" || current_cpu == "x64") {
   source_set("blink_x86_sse") {
     sources = blink_platform_sse_files
     deps = [
       ":blink_common",
     ]
   }
 }