Mojo: Add WebThemeEngine implementation.

mojo/examples/html_viewer/webthemeengine_impl.h

Index: mojo/examples/html_viewer/webthemeengine_impl.h
diff --git a/content/child/webthemeengine_impl_default.h b/mojo/examples/html_viewer/webthemeengine_impl.h
similarity index 79%
copy from content/child/webthemeengine_impl_default.h
copy to mojo/examples/html_viewer/webthemeengine_impl.h
index b757d441b39955ccc186443de7f5bb69c89c3ce1..2fcfecff2d7446502d4c1d62cb4c9a5e8c9be093 100644
--- a/content/child/webthemeengine_impl_default.h
+++ b/mojo/examples/html_viewer/webthemeengine_impl.h
@@ -2,12 +2,13 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CONTENT_CHILD_WEBTHEMEENGINE_IMPL_DEFAULT_H_
-#define CONTENT_CHILD_WEBTHEMEENGINE_IMPL_DEFAULT_H_
+#ifndef MOJO_EXAMPLES_HTML_VIEWER_WEBTHEMEENGINE_IMPL_H_
+#define MOJO_EXAMPLES_HTML_VIEWER_WEBTHEMEENGINE_IMPL_H_
 
 #include "third_party/WebKit/public/platform/WebThemeEngine.h"
 
-namespace content {
+namespace mojo {
+namespace examples {
 
 class WebThemeEngineImpl : public blink::WebThemeEngine {
  public:
@@ -27,6 +28,7 @@ class WebThemeEngineImpl : public blink::WebThemeEngine {
                                     const blink::WebRect& rect);
 };
 
-}  // namespace content
+}  // namespace examples
+}  // namespace mojo
 
-#endif  // CONTENT_CHILD_WEBTHEMEENGINE_IMPL_DEFAULT_H_
+#endif  // MOJO_EXAMPLES_HTML_VIEWER_WEBTHEMEENGINE_IMPL_H_