Move and rename RenderEmbeddedObject and RenderIFrame.

Source/core/layout/style/StyleRareNonInheritedData.h

Index: Source/core/layout/style/StyleRareNonInheritedData.h
diff --git a/Source/core/layout/style/StyleRareNonInheritedData.h b/Source/core/layout/style/StyleRareNonInheritedData.h
index 63d3f5342fb8bd6732d634ea4760651d72e33113..0d132c82b03c684dd74548c0c6fb662147ba00ad 100644
--- a/Source/core/layout/style/StyleRareNonInheritedData.h
+++ b/Source/core/layout/style/StyleRareNonInheritedData.h
@@ -201,7 +201,7 @@ public:
     unsigned m_scrollBlocksOn: 3; // WebScrollBlocksOn
 
     // Plugins require accelerated compositing for reasons external to blink.
-    // In which case, we need to update the LayoutStyle on the RenderEmbeddedObject,
+    // In which case, we need to update the LayoutStyle on the LayoutEmbeddedObject,
     // so store this bit so that the style actually changes when the plugin
     // becomes composited.
     unsigned m_requiresAcceleratedCompositingForExternalReasons: 1;