Add a space between string literals and PRIuS

sync/engine/apply_control_data_updates_unittest.cc

Index: sync/engine/apply_control_data_updates_unittest.cc
diff --git a/sync/engine/apply_control_data_updates_unittest.cc b/sync/engine/apply_control_data_updates_unittest.cc
index 9bd191414528917cc30f950481bc8aff6fb34d55..d51ee250db7433f9bf4fb540adbc525085ba8ea6 100644
--- a/sync/engine/apply_control_data_updates_unittest.cc
+++ b/sync/engine/apply_control_data_updates_unittest.cc
@@ -133,14 +133,14 @@ TEST_F(ApplyControlDataUpdatesTest, EncryptUnsyncedChanges) {
   size_t batch_s = 5;
   for (i = 0; i < batch_s; ++i) {
     entry_factory_->CreateUnsyncedItem(id_factory_.NewLocalId(), folder_id,
-                                       base::StringPrintf("Item %"PRIuS"", i),
+                                       base::StringPrintf("Item %" PRIuS "", i),
                                        false, BOOKMARKS, NULL);
   }
   // Next five items are children of the root.
   for (; i < 2*batch_s; ++i) {
     entry_factory_->CreateUnsyncedItem(
         id_factory_.NewLocalId(), id_factory_.root(),
-        base::StringPrintf("Item %"PRIuS"", i), false,
+        base::StringPrintf("Item %" PRIuS "", i), false,
         BOOKMARKS, NULL);
   }
 
@@ -247,14 +247,14 @@ TEST_F(ApplyControlDataUpdatesTest, CannotEncryptUnsyncedChanges) {
   size_t batch_s = 5;
   for (i = 0; i < batch_s; ++i) {
     entry_factory_->CreateUnsyncedItem(id_factory_.NewLocalId(), folder_id,
-                                       base::StringPrintf("Item %"PRIuS"", i),
+                                       base::StringPrintf("Item %" PRIuS "", i),
                                        false, BOOKMARKS, NULL);
   }
   // Next five items are children of the root.
   for (; i < 2*batch_s; ++i) {
     entry_factory_->CreateUnsyncedItem(
         id_factory_.NewLocalId(), id_factory_.root(),
-        base::StringPrintf("Item %"PRIuS"", i), false,
+        base::StringPrintf("Item %" PRIuS "", i), false,
         BOOKMARKS, NULL);
   }