Convert snakecase enum names to camelcase when stringified.

ui/accessibility/ax_tree_unittest.cc

 // Copyright 2013 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 "base/memory/scoped_ptr.h"
 #include "base/strings/string_number_conversions.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/accessibility/ax_node.h"
 #include "ui/accessibility/ax_serializable_tree.h"
 #include "ui/accessibility/ax_tree.h"
@@ skipping 92 matching lines @@
 
   const AXNode* button_node = root_node->ChildAtIndex(0);
   EXPECT_EQ(button.id, button_node->id());
   EXPECT_EQ(button.role, button_node->data().role);
 
   const AXNode* checkbox_node = root_node->ChildAtIndex(1);
   EXPECT_EQ(checkbox.id, checkbox_node->id());
   EXPECT_EQ(checkbox.role, checkbox_node->data().role);
 
   EXPECT_EQ(
-      "id=1 root_web_area FOCUSABLE FOCUSED (0, 0)-(800, 600) child_ids=2,3\n"
+      "id=1 rootWebArea FOCUSABLE FOCUSED (0, 0)-(800, 600) child_ids=2,3\n"
       "  id=2 button (20, 20)-(200, 30)\n"
-      "  id=3 check_box (20, 50)-(200, 30)\n",
+      "  id=3 checkBox (20, 50)-(200, 30)\n",
       dst_tree.ToString());
 }
 
 TEST(AXTreeTest, SerializeAXTreeUpdate) {
   AXNodeData list;
   list.id = 3;
   list.role = AX_ROLE_LIST;
   list.state = 0;
   list.child_ids.push_back(4);
   list.child_ids.push_back(5);
@@ skipping 15 matching lines @@
   button.state = 0;
 
   AXTreeUpdate update;
   update.nodes.push_back(list);
   update.nodes.push_back(list_item_2);
   update.nodes.push_back(list_item_3);
   update.nodes.push_back(button);
 
   EXPECT_EQ(
       "id=3 list (0, 0)-(0, 0) child_ids=4,5,6\n"
-      "  id=5 list_item (0, 0)-(0, 0)\n"
-      "  id=6 list_item (0, 0)-(0, 0)\n"
+      "  id=5 listItem (0, 0)-(0, 0)\n"
+      "  id=6 listItem (0, 0)-(0, 0)\n"
       "id=7 button (0, 0)-(0, 0)\n",
       update.ToString());
 }
 
 TEST(AXTreeTest, DeleteUnknownSubtreeFails) {
   AXNodeData root;
   root.id = 1;
   root.role = AX_ROLE_ROOT_WEB_AREA;
 
   AXTreeUpdate initial_state;
@@ skipping 126 matching lines @@
   EXPECT_EQ(2, fake_delegate.creation_finished_ids()[0]);
   EXPECT_EQ(3, fake_delegate.creation_finished_ids()[1]);
 
   ASSERT_EQ(1U, fake_delegate.new_root_ids().size());
   EXPECT_EQ(2, fake_delegate.new_root_ids()[0]);
 
   tree.SetDelegate(NULL);
 }
 
 }  // namespace ui