Expose Blimp dependencies to the embedder

blimp/client/public/BUILD.gn

 # Copyright 2016 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.
 
 if (is_android) {
   import("//build/config/android/config.gni")
   import("//build/config/android/rules.gni")
 }
 
 # Only //chrome should ever depend on this. Code in //blimp/client/* should
@@ skipping 14 matching lines @@
 # duplicate symbols regardless of whether enable_blimp_client is set or not.
 source_set("public_headers") {
   visibility = [
     "//blimp/client/*",
     "//blimp/test/*",
   ]
 
   sources = [
     "blimp_client_context.h",
     "blimp_client_context_delegate.h",
+    "compositor/compositor_dependencies.h",
     "contents/blimp_contents.h",
     "contents/blimp_contents_observer.cc",
     "contents/blimp_contents_observer.h",
     "contents/blimp_navigation_controller.h",
     "session/assignment.cc",
     "session/assignment.h",
   ]
 
   public_deps = [
     "//base",
@@ skipping 48 matching lines @@
   }
 
   java_cpp_enum("public_headers_java_enums_srcjar") {
     visibility = [ ":*" ]
 
     sources = [
       "session/assignment.h",
     ]
   }
 }