Use correct IntToString variants in //chrome

chrome/browser/autocomplete/bookmark_provider_unittest.cc

Index: chrome/browser/autocomplete/bookmark_provider_unittest.cc
diff --git a/chrome/browser/autocomplete/bookmark_provider_unittest.cc b/chrome/browser/autocomplete/bookmark_provider_unittest.cc
index 77d2dfb78a6404901c3327435aceab1fb02eaba4..5ede5140312484430e41ef4e5033b000e55cc54f 100644
--- a/chrome/browser/autocomplete/bookmark_provider_unittest.cc
+++ b/chrome/browser/autocomplete/bookmark_provider_unittest.cc
@@ -128,8 +128,8 @@ std::string TestBookmarkPositionsAsString(
        i != positions.end(); ++i) {
     if (i != positions.begin())
       position_string += ", ";
-    position_string += "{" + base::IntToString(i->begin) + ", " +
-        base::IntToString(i->end) + "}";
+    position_string += "{" + base::SizeTToString(i->begin) + ", " +
+        base::SizeTToString(i->end) + "}";
   }
   position_string += "}\n";
   return position_string;
@@ -372,7 +372,7 @@ TEST_F(BookmarkProviderTest, Rankings) {
         continue;
       EXPECT_EQ(query_data[i].matches[j],
                 base::UTF16ToUTF8(matches[j].description))
-          << "    Mismatch at [" << base::IntToString(j) << "] for query '"
+          << "    Mismatch at [" << base::SizeTToString(j) << "] for query '"
           << query_data[i].query << "'.";
     }
   }