Fixing renderer's access to a file from HTTP POST (after a xsite transfer).

content/public/test/content_browser_test_utils.cc

Index: content/public/test/content_browser_test_utils.cc
diff --git a/content/public/test/content_browser_test_utils.cc b/content/public/test/content_browser_test_utils.cc
index b77a2724d31722b87715645e4307b8cb69094134..de48a19a4368fe27cfe1a23874dfcf751d468adb 100644
--- a/content/public/test/content_browser_test_utils.cc
+++ b/content/public/test/content_browser_test_utils.cc
@@ -4,6 +4,8 @@
 
 #include "content/public/test/content_browser_test_utils.h"
 
+#include <vector>
+
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/path_service.h"
@@ -12,8 +14,11 @@
 #include "base/strings/utf_string_conversions.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/notification_source.h"
+#include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/content_paths.h"
+#include "content/public/common/file_chooser_file_info.h"
+#include "content/public/common/file_chooser_params.h"
 #include "content/public/test/browser_test_utils.h"
 #include "content/public/test/test_navigation_observer.h"
 #include "content/public/test/test_utils.h"
@@ -161,4 +166,19 @@ bool ConsoleObserverDelegate::AddMessageToConsole(
   return false;
 }
 
+FileChooserDelegate::FileChooserDelegate(const base::FilePath& file)
+      : file_(file), file_chosen_(false) {}
+
+void FileChooserDelegate::RunFileChooser(RenderFrameHost* render_frame_host,
+                                         const FileChooserParams& params) {
+  // Send the selected file to the renderer process.
+  FileChooserFileInfo file_info;
+  file_info.file_path = file_;
+  std::vector<FileChooserFileInfo> files;
+  files.push_back(file_info);
+  render_frame_host->FilesSelectedInChooser(files, FileChooserParams::Open);
+
+  file_chosen_ = true;
+}
+
 }  // namespace content