Omnibox UI Experiments: Add feature flags for 3 URL elision experiments.

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 {
 
 const char kBrowserSideNavigationName[] = "Enable browser side navigation";
 
@@ skipping 3072 matching lines @@
     "Document user activation is required.";
 
 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 kOmniboxUIHideSuggestionUrlPathName[] =
+    "Omnibox UI Hide Suggestion URL Path";
+const char kOmniboxUIHideSuggestionUrlPathDescription[] =
+    "Elides the paths of suggested URLs in the Omnibox dropdown.";
+
+const char kOmniboxUIHideSuggestionUrlSchemeName[] =
+    "Omnibox UI Hide Suggestion URL Scheme";
+const char kOmniboxUIHideSuggestionUrlSchemeDescription[] =
+    "Elides the schemes of suggested URLs in the Omnibox dropdown.";
+
+const char kOmniboxUIHideSuggestionUrlTrivialSubdomainsName[] =
+    "Omnibox UI Hide Suggestion URL Trivial Subdomains";
+const char kOmniboxUIHideSuggestionUrlTrivialSubdomainsDescription[] =
+    "Elides trivially informative subdomains from suggested URLs in the "
+    "Omnibox dropdown (e.g. www. and m.).";
+
 const char kOmniboxUIMaxAutocompleteMatchesName[] =
     "Omnibox UI Max Autocomplete Matches";
 
 const char kOmniboxUIMaxAutocompleteMatchesDescription[] =
     "Changes the maximum number of autocomplete matches displayed in the "
     "Omnibox UI.";
 
 const char kOmniboxUINarrowDropdownName[] = "Omnibox UI Narrow Dropdown";
 
 const char kOmniboxUINarrowDropdownDescription[] =
@@ skipping 103 matching lines @@
     "in non-sticky mode (do not change work area in non-sticky mode).";
 
 const char kUiDevToolsName[] = "Enable native UI inspection";
 const char kUiDevToolsDescription[] =
     "Enables inspection of native UI elements. For local inspection use "
     "chrome://inspect#other";
 
 #endif  // defined(OS_CHROMEOS)
 
 }  // namespace flag_descriptions