Make ElementShadow::youngestShadowRoot() return a reference

third_party/WebKit/Source/core/testing/Internals.cpp

Index: third_party/WebKit/Source/core/testing/Internals.cpp
diff --git a/third_party/WebKit/Source/core/testing/Internals.cpp b/third_party/WebKit/Source/core/testing/Internals.cpp
index 0f9f83c1a76863edcbfc8ba0c4753a04180bc60e..2f5acf4b3614df6ed73dc8bb2eb2f47fa20021bb 100644
--- a/third_party/WebKit/Source/core/testing/Internals.cpp
+++ b/third_party/WebKit/Source/core/testing/Internals.cpp
@@ -657,7 +657,7 @@ ShadowRoot* Internals::youngestShadowRoot(Element* host)
 {
     ASSERT(host);
     if (ElementShadow* shadow = host->shadow())
-        return shadow->youngestShadowRoot();
+        return &shadow->youngestShadowRoot();
     return 0;
 }