Files.app: Enable externalfile: protocol for MTP volumes.

chrome/browser/chromeos/file_manager/file_browser_handlers.cc

 // Copyright (c) 2012 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.
 
 #include "chrome/browser/chromeos/file_manager/file_browser_handlers.h"
 
+#include <algorithm>
+#include <set>
+
 #include "base/bind.h"
 #include "base/files/file_util.h"
 #include "base/i18n/case_conversion.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/chromeos/drive/file_system_util.h"
 #include "chrome/browser/chromeos/file_manager/app_id.h"
 #include "chrome/browser/chromeos/file_manager/fileapi_util.h"
 #include "chrome/browser/chromeos/file_manager/open_with_browser.h"
 #include "chrome/browser/chromeos/fileapi/file_system_backend.h"
 #include "chrome/browser/extensions/extension_service.h"
@@ skipping 406 matching lines @@
           GrantCreateReadWriteFile(handler_pid, iter->absolute_path);
     }
   }
 }
 
 // Returns true if |extension_id| and |action_id| indicate that the file
 // currently being handled should be opened with the browser. This function
 // is used to handle certain action IDs of the file manager.
 bool ShouldBeOpenedWithBrowser(const std::string& extension_id,
                                const std::string& action_id) {
-
   return (extension_id == kFileManagerAppId &&
           (action_id == "view-pdf" ||
            action_id == "view-swf" ||
            action_id == "view-in-browser" ||
            action_id == "open-hosted-generic" ||
            action_id == "open-hosted-gdoc" ||
            action_id == "open-hosted-gsheet" ||
            action_id == "open-hosted-gslides"));
 }
 
 // Opens the files specified by |file_urls| with the browser for |profile|.
 // Returns true on success. It's a failure if no files are opened.
 bool OpenFilesWithBrowser(Profile* profile,
                           const std::vector<FileSystemURL>& file_urls) {
   int num_opened = 0;
   for (size_t i = 0; i < file_urls.size(); ++i) {
     const FileSystemURL& file_url = file_urls[i];
     if (chromeos::FileSystemBackend::CanHandleURL(file_url)) {
-      const base::FilePath& file_path = file_url.path();
-      num_opened += util::OpenFileWithBrowser(profile, file_path);
+      num_opened += util::OpenFileWithBrowser(profile, file_url) ? 1 : 0;
     }
   }
   return num_opened > 0;
 }
 
 }  // namespace
 
 bool ExecuteFileBrowserHandler(
     Profile* profile,
     const Extension* extension,
@@ skipping 52 matching lines @@
       if (common_handlers.empty())
         return FileBrowserHandlerList();
     }
   }
 
   return common_handlers;
 }
 
 }  // namespace file_browser_handlers
 }  // namespace file_manager