For c++, Generate enum classes instead of enum from mojom.

mojo/services/view_manager/public/cpp/tests/view_unittest.cc

 // Copyright 2014 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 "mojo/services/view_manager/public/cpp/view.h"
 
 #include "base/logging.h"
 #include "base/strings/stringprintf.h"
 #include "mojo/services/view_manager/public/cpp/lib/view_private.h"
 #include "mojo/services/view_manager/public/cpp/util.h"
@@ skipping 474 matching lines @@
     // Move v11 to front.
     // Resulting order: v12, v13, v11
     v11.MoveToFront();
     EXPECT_EQ(&v12, v1.children().front());
     EXPECT_EQ(&v11, v1.children().back());
 
     OrderChangeObserver::Changes changes = observer.GetAndClearChanges();
     ASSERT_EQ(2U, changes.size());
     EXPECT_EQ(&v11, changes[0].view);
     EXPECT_EQ(&v13, changes[0].relative_view);
-    EXPECT_EQ(ORDER_DIRECTION_ABOVE, changes[0].direction);
+    EXPECT_EQ(OrderDirection::ABOVE, changes[0].direction);
 
     EXPECT_EQ(&v11, changes[1].view);
     EXPECT_EQ(&v13, changes[1].relative_view);
-    EXPECT_EQ(ORDER_DIRECTION_ABOVE, changes[1].direction);
+    EXPECT_EQ(OrderDirection::ABOVE, changes[1].direction);
   }
 
   {
     OrderChangeObserver observer(&v11);
 
     // Move v11 to back.
     // Resulting order: v11, v12, v13
     v11.MoveToBack();
     EXPECT_EQ(&v11, v1.children().front());
     EXPECT_EQ(&v13, v1.children().back());
 
     OrderChangeObserver::Changes changes = observer.GetAndClearChanges();
     ASSERT_EQ(2U, changes.size());
     EXPECT_EQ(&v11, changes[0].view);
     EXPECT_EQ(&v12, changes[0].relative_view);
-    EXPECT_EQ(ORDER_DIRECTION_BELOW, changes[0].direction);
+    EXPECT_EQ(OrderDirection::BELOW, changes[0].direction);
 
     EXPECT_EQ(&v11, changes[1].view);
     EXPECT_EQ(&v12, changes[1].relative_view);
-    EXPECT_EQ(ORDER_DIRECTION_BELOW, changes[1].direction);
+    EXPECT_EQ(OrderDirection::BELOW, changes[1].direction);
   }
 
   {
     OrderChangeObserver observer(&v11);
 
     // Move v11 above v12.
     // Resulting order: v12. v11, v13
-    v11.Reorder(&v12, ORDER_DIRECTION_ABOVE);
+    v11.Reorder(&v12, OrderDirection::ABOVE);
     EXPECT_EQ(&v12, v1.children().front());
     EXPECT_EQ(&v13, v1.children().back());
 
     OrderChangeObserver::Changes changes = observer.GetAndClearChanges();
     ASSERT_EQ(2U, changes.size());
     EXPECT_EQ(&v11, changes[0].view);
     EXPECT_EQ(&v12, changes[0].relative_view);
-    EXPECT_EQ(ORDER_DIRECTION_ABOVE, changes[0].direction);
+    EXPECT_EQ(OrderDirection::ABOVE, changes[0].direction);
 
     EXPECT_EQ(&v11, changes[1].view);
     EXPECT_EQ(&v12, changes[1].relative_view);
-    EXPECT_EQ(ORDER_DIRECTION_ABOVE, changes[1].direction);
+    EXPECT_EQ(OrderDirection::ABOVE, changes[1].direction);
   }
 
   {
     OrderChangeObserver observer(&v11);
 
     // Move v11 below v12.
     // Resulting order: v11, v12, v13
-    v11.Reorder(&v12, ORDER_DIRECTION_BELOW);
+    v11.Reorder(&v12, OrderDirection::BELOW);
     EXPECT_EQ(&v11, v1.children().front());
     EXPECT_EQ(&v13, v1.children().back());
 
     OrderChangeObserver::Changes changes = observer.GetAndClearChanges();
     ASSERT_EQ(2U, changes.size());
     EXPECT_EQ(&v11, changes[0].view);
     EXPECT_EQ(&v12, changes[0].relative_view);
-    EXPECT_EQ(ORDER_DIRECTION_BELOW, changes[0].direction);
+    EXPECT_EQ(OrderDirection::BELOW, changes[0].direction);
 
     EXPECT_EQ(&v11, changes[1].view);
     EXPECT_EQ(&v12, changes[1].relative_view);
-    EXPECT_EQ(ORDER_DIRECTION_BELOW, changes[1].direction);
+    EXPECT_EQ(OrderDirection::BELOW, changes[1].direction);
   }
 }
 
 namespace {
 
 typedef std::vector<std::string> Changes;
 
 std::string ViewIdToString(Id id) {
   return (id == 0) ? "null" :
       base::StringPrintf("%d,%d", HiWord(id), LoWord(id));
@@ skipping 305 matching lines @@
   EXPECT_EQ(PropertyChangeInfo(&prop, -2), o.PropertyChangeInfoAndClear());
   v1.ClearLocalProperty(&prop);
   EXPECT_EQ(PropertyChangeInfo(&prop, 3), o.PropertyChangeInfoAndClear());
 
   // Sanity check to see if |PropertyChangeInfoAndClear| really clears.
   EXPECT_EQ(PropertyChangeInfo(
       reinterpret_cast<const void*>(NULL), -3), o.PropertyChangeInfoAndClear());
 }
 
 }  // namespace mojo