[omnibox] Add a flag for showing a blue search loop and search text.

This CL adds a chrome://flags flag for crrev.com/c/1474090.

Bug: 931836
Change-Id: I1b37a28f6353c2452552116fe680fde2ca98ea48
Reviewed-on: https://chromium-review.googlesource.com/c/1478116
Commit-Queue: manuk hovanesian <[email protected]>
Reviewed-by: Kevin Bailey <[email protected]>
Reviewed-by: Elly Fong-Jones <[email protected]>
Cr-Commit-Position: refs/heads/master@{#634216}
diff --git a/chrome/browser/about_flags.cc b/chrome/browser/about_flags.cc
index 8b51ada..317aca0 100644
--- a/chrome/browser/about_flags.cc
+++ b/chrome/browser/about_flags.cc
@@ -3008,6 +3008,12 @@
      flag_descriptions::kOmniboxUISwapTitleAndUrlDescription, kOsDesktop,
      FEATURE_VALUE_TYPE(omnibox::kUIExperimentSwapTitleAndUrl)},
 
+    {"omnibox-ui-blue-search-loop-and-search-query",
+     flag_descriptions::kOmniboxUIBlueSearchLoopAndSearchQueryName,
+     flag_descriptions::kOmniboxUIBlueSearchLoopAndSearchQueryDescription,
+     kOsDesktop,
+     FEATURE_VALUE_TYPE(omnibox::kUIExperimentBlueSearchLoopAndSearchQuery)},
+
     {"omnibox-ui-use-generic-search-engine-icon",
      flag_descriptions::kOmniboxUIUseGenericSearchEngineIconName,
      flag_descriptions::kOmniboxUIUseGenericSearchEngineIconDescription,