Rename renderer() to layoutObject().

Source/core/page/PageSerializer.cpp

Index: Source/core/page/PageSerializer.cpp
diff --git a/Source/core/page/PageSerializer.cpp b/Source/core/page/PageSerializer.cpp
index 54aa1747fbaab4741d30dbc29ff2f6b28f6e9b08..4700da09001bebb52e164ec8beb430922d11ad55 100644
--- a/Source/core/page/PageSerializer.cpp
+++ b/Source/core/page/PageSerializer.cpp
@@ -227,13 +227,13 @@ void PageSerializer::serializeFrame(LocalFrame* frame)
             HTMLImageElement& imageElement = toHTMLImageElement(element);
             KURL url = document.completeURL(imageElement.getAttribute(HTMLNames::srcAttr));
             ImageResource* cachedImage = imageElement.cachedImage();
-            addImageToResources(cachedImage, imageElement.renderer(), url);
+            addImageToResources(cachedImage, imageElement.layoutObject(), url);
         } else if (isHTMLInputElement(element)) {
             HTMLInputElement& inputElement = toHTMLInputElement(element);
             if (inputElement.type() == InputTypeNames::image && inputElement.imageLoader()) {
                 KURL url = inputElement.src();
                 ImageResource* cachedImage = inputElement.imageLoader()->image();
-                addImageToResources(cachedImage, inputElement.renderer(), url);
+                addImageToResources(cachedImage, inputElement.layoutObject(), url);
             }
         } else if (isHTMLLinkElement(element)) {
             HTMLLinkElement& linkElement = toHTMLLinkElement(element);