Add probability of culling if sync is enabled to https://chromiumcodereview.appspot.com/9585020/ In…

chrome/browser/webdata/autofill_table_unittest.cc

 // Copyright (c) 2012 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 <vector>
 
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/string_number_conversions.h"
 #include "base/time.h"
@@ skipping 123 matching lines @@
   ASSERT_EQ(sql::INIT_OK, db.Init(file_));
 
   Time t1 = Time::Now();
 
   // Simulate the submission of a handful of entries in a field called "Name",
   // some more often than others.
   AutofillChangeList changes;
   FormField field;
   field.name = ASCIIToUTF16("Name");
   field.value = ASCIIToUTF16("Superman");
+  base::Time now = base::Time::Now();
+  base::TimeDelta two_seconds = base::TimeDelta::FromSeconds(2);
   EXPECT_TRUE(db.GetAutofillTable()->AddFormFieldValue(field, &changes));
   std::vector<string16> v;
   for (int i = 0; i < 5; i++) {
     field.value = ASCIIToUTF16("Clark Kent");
-    EXPECT_TRUE(db.GetAutofillTable()->AddFormFieldValue(field, &changes));
+    EXPECT_TRUE(db.GetAutofillTable()->AddFormFieldValueTime(field, &changes,
+        now + i * two_seconds));
   }
   for (int i = 0; i < 3; i++) {
     field.value = ASCIIToUTF16("Clark Sutter");
-    EXPECT_TRUE(db.GetAutofillTable()->AddFormFieldValue(field, &changes));
+    EXPECT_TRUE(db.GetAutofillTable()->AddFormFieldValueTime(field, &changes,
+        now + i * two_seconds));
   }
   for (int i = 0; i < 2; i++) {
     field.name = ASCIIToUTF16("Favorite Color");
     field.value = ASCIIToUTF16("Green");
-    EXPECT_TRUE(db.GetAutofillTable()->AddFormFieldValue(field, &changes));
+    EXPECT_TRUE(db.GetAutofillTable()->AddFormFieldValueTime(field, &changes,
+        now + i * two_seconds));
   }
 
   int count = 0;
   int64 pair_id = 0;
 
   // We have added the name Clark Kent 5 times, so count should be 5 and pair_id
   // should be somthing non-zero.
   field.name = ASCIIToUTF16("Name");
   field.value = ASCIIToUTF16("Clark Kent");
   EXPECT_TRUE(db.GetAutofillTable()->GetIDAndCountOfFormElement(field, &pair_id,
@@ skipping 1265 matching lines @@
 
   // make sure the lists of entries match
   ASSERT_EQ(expected_entries.size(), entry_set.size());
   AutofillEntrySetIterator it;
   for (it = entry_set.begin(); it != entry_set.end(); it++) {
     expected_entries.erase(*it);
   }
 
   EXPECT_EQ(0U, expected_entries.size());
 }