Omnibox UI Experiments: Add vertical margin variations to about:flags

chrome/browser/flag_descriptions.cc

 // Copyright 2017 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/flag_descriptions.h"
 
 namespace flag_descriptions {
 
 //  Material Design version of chrome://bookmarks
 
@@ skipping 3071 matching lines @@
     "User gesture is required for cross-origin iframes.";
 
 const char kOmniboxDisplayTitleForCurrentUrlName[] =
     "Include title for the current URL in the omnibox";
 
 const char kOmniboxDisplayTitleForCurrentUrlDescription[] =
     "In the event that the omnibox provides suggestions on-focus, the URL of "
     "the current page is provided as the first suggestion without a title. "
     "Enabling this flag causes the title to be displayed.";
 
+const char kOmniboxUIVerticalMarginName[] = "Omnibox UI Vertical Margin";
+
+const char kOmniboxUIVerticalMarginDescription[] =
+    "Changes the vertical margin in the Omnibox UI.";
+
 const char kForceEffectiveConnectionTypeName[] =
     "Override effective connection type";
 
 const char kForceEffectiveConnectionTypeDescription[] =
     "Overrides the effective connection type of the current connection "
     "returned by the network quality estimator.";
 
 const char kEffectiveConnectionTypeUnknownDescription[] = "Unknown";
 const char kEffectiveConnectionTypeOfflineDescription[] = "Offline";
 const char kEffectiveConnectionTypeSlow2GDescription[] = "Slow 2G";
@@ skipping 26 matching lines @@
     "hard-reload.";
 
 const char kCaptureThumbnailOnLoadFinishedName[] =
     "Capture page thumbnail on load finished";
 
 const char kCaptureThumbnailOnLoadFinishedDescription[] =
     "Capture a page thumbnail (for use on the New Tab page) when the page load "
     "finishes, in addition to other times a thumbnail may be captured.";
 
 }  // namespace flag_descriptions