[BatchUpload] Fix view initial height

Bug: b:359796914, b:363207887
Change-Id: I6646e31058929a299a114f2c24a8026234382e2f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5877015
Commit-Queue: Ryan Sultanem <rsult@google.com>
Reviewed-by: Darryl James <dljames@chromium.org>
Code-Coverage: findit-for-me@appspot.gserviceaccount.com <findit-for-me@appspot.gserviceaccount.com>
Cr-Commit-Position: refs/heads/main@{#1358386}
diff --git a/chrome/browser/ui/views/profiles/batch_upload_dialog_view.cc b/chrome/browser/ui/views/profiles/batch_upload_dialog_view.cc
index 1efcbca7..25cd6fc 100644
--- a/chrome/browser/ui/views/profiles/batch_upload_dialog_view.cc
+++ b/chrome/browser/ui/views/profiles/batch_upload_dialog_view.cc
@@ -82,6 +82,9 @@
       std::make_unique<views::WebView>(profile);
   web_view->LoadInitialURL(GURL(chrome::kChromeUIBatchUploadURL));
   web_view_ = web_view.get();
+  // Set initial height to max height in order not to have an empty window.
+  web_view_->SetPreferredSize(
+      gfx::Size(kBatchUploadDialogFixedWidth, kBatchUploadDialogMaxHeight));
 
   BatchUploadUI* web_ui = GetBatchUploadUI(web_view_);
   CHECK(web_ui);