WIP Hittest Component.

components/viz/hittest/BUILD.gn

Index: components/viz/hittest/BUILD.gn
diff --git a/components/viz/hittest/BUILD.gn b/components/viz/hittest/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..417ed03da9cb4c471dfcc2d17fc4b3592957aea6
--- /dev/null
+++ b/components/viz/hittest/BUILD.gn
@@ -0,0 +1,22 @@
+# Copyright 2017 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.
+
+component("hittest") {
+  defines = [ "HITTEST_IMPLEMENTATION" ]
+
+  sources = [
+    "hittest.cc",
+    "hittest.h",
+  ]
+
+  deps = [
+    "//base",
+    "//cc",
+    "//cc/ipc:interfaces",
+    "//cc/surfaces",
+    "//components/viz/display_compositor",
+    "//components/viz/hittest/public/interfaces",
+    "//gpu/ipc:command_buffer",
+  ]
+}