[Sync] Creating sync_sessions component, moving revisit logic.

components/sync_sessions/revisit/offset_tab_matcher_unittest.cc

Index: components/sync_sessions/revisit/offset_tab_matcher_unittest.cc
diff --git a/components/sync_driver/revisit/offset_tab_matcher_unittest.cc b/components/sync_sessions/revisit/offset_tab_matcher_unittest.cc
similarity index 96%
rename from components/sync_driver/revisit/offset_tab_matcher_unittest.cc
rename to components/sync_sessions/revisit/offset_tab_matcher_unittest.cc
index bcfe2bb6fdea0ad9c561830a0613019c0b685673..ea5e377a1492df46961fe8abcd0c9789242de231 100644
--- a/components/sync_driver/revisit/offset_tab_matcher_unittest.cc
+++ b/components/sync_sessions/revisit/offset_tab_matcher_unittest.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "components/sync_driver/revisit/offset_tab_matcher.h"
+#include "components/sync_sessions/revisit/offset_tab_matcher.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "base/test/histogram_tester.h"
@@ -10,13 +10,14 @@
 #include "components/sessions/core/serialized_navigation_entry.h"
 #include "components/sessions/core/serialized_navigation_entry_test_helper.h"
 #include "components/sessions/core/session_types.h"
-#include "components/sync_driver/revisit/page_equality.h"
+#include "components/sync_sessions/revisit/page_equality.h"
+#include "components/sync_sessions/revisit/page_visit_observer.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"
 
 using sessions::SessionTab;
 
-namespace sync_driver {
+namespace sync_sessions {
 
 namespace {
 
@@ -183,4 +184,4 @@ TEST(OffsetTabMatcherTest, MultipleTabsSameTime) {
   VerifyMatch(matcher, 1);
 }
 
-}  // namespace sync_driver
+}  // namespace sync_sessions