Update zero suggest flags to match experiments.

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index 95c590329772638de882cf4bc4ee914f30c6f4ae..1b1ed6031e340897f4f2f791605eecedd0e3e7bb 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -14569,14 +14569,8 @@ Do you accept?
       <message name="IDS_FLAGS_ZERO_SUGGEST_MOST_VISITED" desc="A choice in dropdown dialog on about:flags page for the most visited sites option">
         Most visited
       </message>
-      <message name="IDS_FLAGS_ZERO_SUGGEST_ETHER_SERP" desc="A choice in dropdown dialog on about:flags page to show zero suggest on http pages and Google.com">
-        Related URLs and Google.com searches
-      </message>
-      <message name="IDS_FLAGS_ZERO_SUGGEST_ETHER_NO_SERP" desc="A choice in dropdown dialog on about:flags page to show zero suggest on http pages only">
-        Related URLs only
-      </message>
-      <message name="IDS_FLAGS_ZERO_SUGGEST_PERSONALIZED" desc="A choice in dropdown dialog on about:flags page to show personalized zero-prefix suggestions">
-        Personalized
+      <message name="IDS_FLAGS_ZERO_SUGGEST_MOST_VISITED_WITHOUT_SERP" desc="A choice in dropdown dialog on about:flags page to show most visited option on non-search pages">
+        Most visited excl. search pages
       </message>
     </if>