[cc] Add window decoration layers (NinePatch)

webkit/compositor_bindings/WebDecorationLayerImpl.cpp

Index: webkit/compositor_bindings/WebDecorationLayerImpl.cpp
diff --git a/third_party/mesa/MesaLib/src/glsl/safe_strcmp.c b/webkit/compositor_bindings/WebDecorationLayerImpl.cpp
similarity index 65%
copy from third_party/mesa/MesaLib/src/glsl/safe_strcmp.c
copy to webkit/compositor_bindings/WebDecorationLayerImpl.cpp
index 4789a92ae6dd9daf7583dfcad5c3c9d8eadf64c6..09a126b9dafcd7c516478118bb0ac4f19bd4b245 100644
--- a/third_party/mesa/MesaLib/src/glsl/safe_strcmp.c
+++ b/webkit/compositor_bindings/WebDecorationLayerImpl.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2010 Google Inc. All rights reserved.
+ * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -23,15 +23,35 @@
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include "safe_strcmp.h"
+#include "config.h"
+#include "WebDecorationLayerImpl.h"
 
-#include <string.h>
+#include "DecorationLayerChromium.h"
+#include "WebLayerImpl.h"
 
-int
-safe_strcmp(const char* s1, const char* s2)
+using cc::DecorationLayerChromium;
+
+namespace WebKit {
+
+WebDecorationLayer* WebDecorationLayer::create()
+{
+    return new WebDecorationLayerImpl();
+}
+
+WebDecorationLayerImpl::WebDecorationLayerImpl()
+{
+    RefPtr<DecorationLayerChromium> layer = DecorationLayerChromium::create();
+    layer->setIsDrawable(true);
+    m_layer = adoptPtr(new WebLayerImpl(layer.release()));
+}
+
+WebDecorationLayerImpl::~WebDecorationLayerImpl()
+{
+}
+
+WebLayer* WebDecorationLayerImpl::layer()
 {
-    if (s1 == NULL || s2 == NULL) {
-        return (s1 != s2);
-    }
-    return strcmp(s1, s2);
+    return m_layer.get();
 }
+
+} // namespace WebKit