Componentize renderer side of DNS prefetching.

components/dns_prefetch.gypi

Index: components/dns_prefetch.gypi
diff --git a/components/dns_prefetch.gypi b/components/dns_prefetch.gypi
new file mode 100644
index 0000000000000000000000000000000000000000..b64e23b99f5786ded443b6eb5a8465c3d7f3897f
--- /dev/null
+++ b/components/dns_prefetch.gypi
@@ -0,0 +1,45 @@
+# 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.
+
+{
+  'targets': [
+    {
+      # GN version: //components/dns_prefetch/common
+      'target_name': 'dns_prefetch_common',
+      'type': 'static_library',
+      'include_dirs': [
+        '..',
+      ],
+      'dependencies': [
+        '../base/base.gyp:base',
+      ],
+      'sources': [
+        'dns_prefetch/common/prefetch_common.cc',
+        'dns_prefetch/common/prefetch_common.h',
+        'dns_prefetch/common/prefetch_message_generator.cc',
+        'dns_prefetch/common/prefetch_message_generator.h',
+        'dns_prefetch/common/prefetch_messages.cc',
+        'dns_prefetch/common/prefetch_messages.h',
+      ],
+    },
+    {
+      # GN version: //components/dns_prefetch/renderer
+      'target_name': 'dns_prefetch_renderer',
+      'type': 'static_library',
+      'include_dirs': [
+        '..',
+      ],
+      'dependencies': [
+        'dns_prefetch_common',
+        '../content/content.gyp:content_renderer',
+      ],
+      'sources': [
+        'dns_prefetch/renderer/predictor_queue.cc',
+        'dns_prefetch/renderer/predictor_queue.h',
+        'dns_prefetch/renderer/renderer_net_predictor.cc',
+        'dns_prefetch/renderer/renderer_net_predictor.h',
+      ],
+    },
+  ],
+}