Add flag for #omnibox-deduplicate-drive-urls

Change-Id: I48b82707892caa2ed85ab776b6cae73274382fde
Reviewed-on: https://chromium-review.googlesource.com/c/1481121
Commit-Queue: Travis Skare <skare@chromium.org>
Reviewed-by: Justin Donnelly <jdonnelly@chromium.org>
Cr-Commit-Position: refs/heads/master@{#634850}

chrome/browser/about_flags.cc

@@ -2851,6 +2851,10 @@ const FeatureEntry kFeatureEntries[] = {
      flag_descriptions::kOmniboxDriveSuggestionsName,
      flag_descriptions::kOmniboxDriveSuggestionsDescriptions, kOsDesktop,
      FEATURE_VALUE_TYPE(omnibox::kDocumentProvider)},
+    {"omnibox-deduplicate-drive-urls",
+     flag_descriptions::kOmniboxDeduplicateDriveUrlsName,
+     flag_descriptions::kOmniboxDeduplicateDriveUrlsDescription, kOsDesktop,
+     FEATURE_VALUE_TYPE(omnibox::kDedupeGoogleDriveURLs)},
 #endif  // defined(OS_LINUX) || defined(OS_MACOSX) || defined(OS_WIN)
 
     {"enable-speculative-service-worker-start-on-query-input",

chrome/browser/flag_descriptions.cc

@@ -2804,6 +2804,12 @@ const char kOmniboxDriveSuggestionsDescriptions[] =
     "Display suggestions for Google Drive documents in the omnibox when Google "
     "is the default search engine.";
 
+const char kOmniboxDeduplicateDriveUrlsName[] =
+    "Deduplicate Google Drive suggestions in the Omnibox";
+const char kOmniboxDeduplicateDriveUrlsDescription[] =
+    "Present at most one result for the same Drive document across bookmarks, "
+    "history, document, etc. suggestions.";
+
 const char kOmniboxExperimentalKeywordModeName[] =
     "Omnibox Experimental Keyword Mode";
 const char kOmniboxExperimentalKeywordModeDescription[] =

chrome/browser/flag_descriptions.h

@@ -1652,6 +1652,9 @@ extern const char kHappinessTrackingSurveysForDesktopDescription[];
 extern const char kOmniboxDriveSuggestionsName[];
 extern const char kOmniboxDriveSuggestionsDescriptions[];
 
+extern const char kOmniboxDeduplicateDriveUrlsName[];
+extern const char kOmniboxDeduplicateDriveUrlsDescription[];
+
 extern const char kOmniboxExperimentalKeywordModeName[];
 extern const char kOmniboxExperimentalKeywordModeDescription[];