Files app: Generate JS module for <files-safe-media>

Bug: 1133186
Change-Id: I63f108c2b05efe54b43faf223f647a7c4f381a00
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2557706
Auto-Submit: Luciano Pacheco <lucmult@chromium.org>
Reviewed-by: Jeremie Boulic <jboulic@chromium.org>
Commit-Queue: Jeremie Boulic <jboulic@chromium.org>
Cr-Commit-Position: refs/heads/master@{#832231}

ui/file_manager/file_manager/foreground/elements/BUILD.gn

@@ -58,6 +58,7 @@ js_type_check("closure_compile_jsmodules") {
     ":files_metadata_box.m",
     ":files_metadata_entry.m",
     ":files_ripple.m",
+    ":files_safe_media.m",
     ":files_toggle_ripple.m",
   ]
 }
@@ -213,6 +214,25 @@ js_library("files_ripple.m") {
 js_library("files_safe_media") {
 }
 
+polymer_modulizer("files_safe_media") {
+  js_file = "files_safe_media.js"
+  html_file = "files_safe_media.html"
+  html_type = "dom-module"
+  preserve_url_scheme = true
+
+  auto_imports =
+      [ "ui/webui/resources/html/assert.html|assert,assertInstanceof" ]
+}
+
+js_library("files_safe_media.m") {
+  sources = [ "$root_gen_dir/ui/file_manager/file_manager/foreground/elements/files_safe_media.m.js" ]
+  deps = [
+    "//third_party/polymer/v3_0/components-chromium/polymer:polymer_bundled",
+    "//ui/webui/resources/js:assert.m",
+  ]
+  extra_deps = [ ":files_safe_media_module" ]
+}
+
 js_library("files_safe_media_webview_content") {
 }
 

ui/file_manager/file_manager/foreground/elements/files_safe_media.html

@@ -3,6 +3,8 @@
   -- found in the LICENSE file.
 -->
 
+<link rel="import" href="chrome://resources/html/polymer.html">
+
 <dom-module id="files-safe-media">
   <template>
     <style>
@@ -21,6 +23,5 @@
     </style>
     <div id="content" class$="[[type]]"></div>
   </template>
-
   <script src="files_safe_media.js"></script>
 </dom-module>