[SendTabToSelf] Build omnibox pop-up bubble

This bubble will show after the user click on the omnibox share icon.

Bug: 958170, 950388
Change-Id: I4f41fae730d3b1724a3bae08b223af9bf8668920
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1600376
Commit-Queue: Tina Wang <[email protected]>
Reviewed-by: Avi Drissman <[email protected]>
Reviewed-by: sebsg <[email protected]>
Reviewed-by: Jeffrey Cohen <[email protected]>
Cr-Commit-Position: refs/heads/master@{#659648}
diff --git a/chrome/browser/ui/browser_command_controller.cc b/chrome/browser/ui/browser_command_controller.cc
index 79d61d43..36b31c8 100644
--- a/chrome/browser/ui/browser_command_controller.cc
+++ b/chrome/browser/ui/browser_command_controller.cc
@@ -545,8 +545,7 @@
       ManagePasswordsForPage(browser_);
       break;
     case IDC_SEND_TAB_TO_SELF:
-      // TODO(crbug/950388): add implementation.
-      NOTIMPLEMENTED();
+      SendTabToSelfFromPageAction(browser_);
       break;
 
     // Clipboard commands