Create hosted app shims on Mac.

chrome/browser/web_applications/web_app_mac.mm

Index: chrome/browser/web_applications/web_app_mac.mm
diff --git a/chrome/browser/web_applications/web_app_mac.mm b/chrome/browser/web_applications/web_app_mac.mm
index 89f6e04d7328ac0dbebc23ab1681dbc558f2d0a9..225a0f5b3f259a623cfd95d2ec4e33ced817c577 100644
--- a/chrome/browser/web_applications/web_app_mac.mm
+++ b/chrome/browser/web_applications/web_app_mac.mm
@@ -966,11 +966,34 @@ void WebAppShortcutCreator::RevealAppShimInFinder() const {
   if (app_path.empty())
     return;
 
+  if (!base::PathExists(app_path)) {
+    app_path = app_path.DirName();
+  }
+
   [[NSWorkspace sharedWorkspace]
                     selectFile:base::mac::FilePathToNSString(app_path)
       inFileViewerRootedAtPath:nil];
 }
 
+void WebAppShortcutCreator::RevealAppShimInFinderForApp(
+    Profile* profile,
+    const extensions::Extension* app) {
+  const web_app::ShortcutInfo shortcut_info =
+      ShortcutInfoForExtensionAndProfile(app, profile);
+  content::BrowserThread::PostTask(
+      content::BrowserThread::FILE, FROM_HERE,
+      base::Bind(&RevealAppShimInFinderForAppOnFileThread, shortcut_info,
+                 app->path()));
+}
+
+void WebAppShortcutCreator::RevealAppShimInFinderForAppOnFileThread(
+    const ShortcutInfo& shortcut_info,
+    const base::FilePath& app_path) {
+  web_app::WebAppShortcutCreator shortcut_creator(
+      app_path, shortcut_info, extensions::FileHandlersInfo());
+  shortcut_creator.RevealAppShimInFinder();
+}
+
 base::FilePath GetAppInstallPath(const ShortcutInfo& shortcut_info) {
   WebAppShortcutCreator shortcut_creator(
       base::FilePath(), shortcut_info, extensions::FileHandlersInfo());