Rename renderer() to layoutObject().

Source/core/html/HTMLMeterElement.cpp

Index: Source/core/html/HTMLMeterElement.cpp
diff --git a/Source/core/html/HTMLMeterElement.cpp b/Source/core/html/HTMLMeterElement.cpp
index 0d759699d0fb59c95db5475a6dbcca868ddcf80b..a64382b5d0a2c548ff4b4b3bed755d77942a2d9f 100644
--- a/Source/core/html/HTMLMeterElement.cpp
+++ b/Source/core/html/HTMLMeterElement.cpp
@@ -188,10 +188,10 @@ void HTMLMeterElement::didElementStateChange()
 
 LayoutMeter* HTMLMeterElement::layoutMeter() const
 {
-    if (renderer() && renderer()->isMeter())
-        return toLayoutMeter(renderer());
+    if (layoutObject() && layoutObject()->isMeter())
+        return toLayoutMeter(layoutObject());
 
-    LayoutObject* layoutObject = closedShadowRoot()->firstChild()->renderer();
+    LayoutObject* layoutObject = closedShadowRoot()->firstChild()->layoutObject();
     return toLayoutMeter(layoutObject);
 }