Fix building NaCl in Linux component GN builds.

content/test/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/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build/module_args/v8.gni")
 import("//testing/test.gni")
 import("//third_party/mojo/src/mojo/public/tools/bindings/mojom.gni")
@@ skipping 658 matching lines @@
     sources = [
       "../common/gpu/client/gl_helper_unittest.cc",
       "../common/gpu/client/gpu_in_process_context_tests.cc",
     ]
 
     deps = [
       ":test_support",
       "//base/allocator",
       "//base/test:test_support",
       "//content/public/common",
+      "//gpu/blink",
       "//gpu/command_buffer/common",
       "//testing/gtest",
       "//third_party/WebKit/public:blink",
       "//ui/base",
       "//ui/gfx",
       "//ui/gfx:test_support",
       "//ui/gfx/geometry",
       "//ui/gl",
       "//v8",
     ]
@@ skipping 21 matching lines @@
       "//gpu/blink",
       "//testing/gtest",
       "//third_party/WebKit/public:blink",
       "//ui/base",
       "//ui/gfx",
       "//ui/gfx/geometry",
       "//ui/gl",
     ]
   }
 }