Move //mojo/examples to //examples

examples/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/ui.gni")
+
+group("examples") {
+  testonly = true
+
+  deps = [
+    "//examples/apptest",
+    "//examples/content_handler_demo",
+    "//examples/echo",
+    "//examples/http_server",
+    "//examples/png_viewer",
+    "//examples/sample_app",
+    "//examples/surfaces_app",
+    "//examples/wget",
+  ]
+
+  if (use_aura) {
+    deps += [
+      "//examples/aura_demo:aura_demo",
+      "//examples/browser",
+      "//examples/embedded_app",
+      "//examples/media_viewer",
+      "//examples/nesting_app",
+      "//examples/keyboard",
+      "//examples/window_manager",
+      "//examples/wm_flow",
+    ]
+  }
+}