[signin] Interception bubble is sticky

Bug: 1076880
Change-Id: I7bc1498f85a9f23bc182a17261d58b4b8e1a62e2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2362889
Commit-Queue: David Roger <droger@chromium.org>
Reviewed-by: Alex Ilin <alexilin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#799134}

chrome/browser/ui/views/profiles/dice_web_signin_interception_bubble_view.cc

@@ -119,6 +119,7 @@ DiceWebSigninInterceptionBubbleView::DiceWebSigninInterceptionBubbleView(
       bubble_parameters_(bubble_parameters),
       callback_(std::move(callback)) {
   DCHECK(profile_);
+  set_close_on_deactivate(false);
 
   // Create the web view in the native bubble.
   std::unique_ptr<views::WebView> web_view =