Refactor Node::showTree*() functions.

third_party/WebKit/Source/core/editing/VisibleSelection.cpp

Index: third_party/WebKit/Source/core/editing/VisibleSelection.cpp
diff --git a/third_party/WebKit/Source/core/editing/VisibleSelection.cpp b/third_party/WebKit/Source/core/editing/VisibleSelection.cpp
index 49d1ab9561cc982d109b78a7d46d3bfa2ce91437..37e5d7aa98bf10b0099512da4b69acfc9b754e9e 100644
--- a/third_party/WebKit/Source/core/editing/VisibleSelection.cpp
+++ b/third_party/WebKit/Source/core/editing/VisibleSelection.cpp
@@ -807,7 +807,8 @@ template <typename Strategy>
 void VisibleSelectionTemplate<Strategy>::showTreeForThis() const
 {
     if (start().anchorNode()) {
-        start().anchorNode()->showTreeAndMark(start().anchorNode(), "S", end().anchorNode(), "E");
+        // TODO(tkent): Replace WTFLogAlways with something else.
+        WTFLogAlways("%s", start().anchorNode()->toMarkedTreeString(start().anchorNode(), "S", end().anchorNode(), "E").utf8().data());
         fputs("start: ", stderr);
         start().showAnchorTypeAndOffset();
         fputs("end: ", stderr);