Refactor UKM interface for mojo-ification

components/ukm/public/BUILD.gn

Index: components/ukm/public/BUILD.gn
diff --git a/components/ukm/public/BUILD.gn b/components/ukm/public/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..61ae9b511d41248ea0cfc391fcb4faed8206a128
--- /dev/null
+++ b/components/ukm/public/BUILD.gn
@@ -0,0 +1,24 @@
+# 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.
+
+import("//mojo/public/tools/bindings/mojom.gni")
+
+static_library("public") {
+  sources = [
+    "ukm_entry_builder.cc",
+    "ukm_entry_builder.h",
+    "ukm_recorder.cc",
+    "ukm_recorder.h",
+  ]
+
+  public_deps = [
+    "//base",
+    "//components/ukm/public/interfaces",
+    "//url",
+  ]
+
+  deps = [
+    "//mojo/public/cpp/bindings",
+  ]
+}