Change from ClientRect to DOMRect.

third_party/WebKit/Source/core/dom/Element.h

Index: third_party/WebKit/Source/core/dom/Element.h
diff --git a/third_party/WebKit/Source/core/dom/Element.h b/third_party/WebKit/Source/core/dom/Element.h
index d1ba5652c5d28726b9ae680ec6bedbf36c6f6e44..9a3343b210a418c3c2b15394598d233e889ecbc6 100644
--- a/third_party/WebKit/Source/core/dom/Element.h
+++ b/third_party/WebKit/Source/core/dom/Element.h
@@ -46,10 +46,10 @@ class AccessibleNode;
 class Attr;
 class Attribute;
 class CSSStyleDeclaration;
-class ClientRect;
 class ClientRectList;
 class CompositorMutation;
 class CustomElementDefinition;
+class DOMRect;
 class DOMStringMap;
 class DOMTokenList;
 class ElementRareData;
@@ -263,7 +263,7 @@ class CORE_EXPORT Element : public ContainerNode {
   IntRect VisibleBoundsInVisualViewport() const;
 
   ClientRectList* getClientRects();
-  ClientRect* getBoundingClientRect();
+  DOMRect* getBoundingClientRect();
 
   bool HasNonEmptyLayoutSize() const;