[SPInvalidation] Enable LayoutEmbeddedObject paint invalidation in new path

third_party/WebKit/Source/core/paint/EmbeddedObjectPaintInvalidator.cpp

Index: third_party/WebKit/Source/core/paint/EmbeddedObjectPaintInvalidator.cpp
diff --git a/third_party/WebKit/Source/core/paint/EmbeddedObjectPaintInvalidator.cpp b/third_party/WebKit/Source/core/paint/EmbeddedObjectPaintInvalidator.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..438f86acb2f37c37e20d04be4231dd93bf34d210
--- /dev/null
+++ b/third_party/WebKit/Source/core/paint/EmbeddedObjectPaintInvalidator.cpp
@@ -0,0 +1,26 @@
+// Copyright 2016 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 "core/paint/EmbeddedObjectPaintInvalidator.h"
+
+#include "core/layout/LayoutEmbeddedObject.h"
+#include "core/paint/BoxPaintInvalidator.h"
+#include "core/plugins/PluginView.h"
+
+namespace blink {
+
+PaintInvalidationReason
+EmbeddedObjectPaintInvalidator::invalidatePaintIfNeeded() {
+  PaintInvalidationReason reason =
+      BoxPaintInvalidator(m_embeddedObject, m_context)
+          .invalidatePaintIfNeeded();
+
+  Widget* widget = m_embeddedObject.widget();
+  if (widget && widget->isPluginView())
+    toPluginView(widget)->invalidatePaintIfNeeded();
+
+  return reason;
+}
+
+}  // namespace blink