Move setWindowRect and windowRect calls from WebViewClient to WebWidgetClient.

third_party/WebKit/Source/core/loader/EmptyClients.h

Index: third_party/WebKit/Source/core/loader/EmptyClients.h
diff --git a/third_party/WebKit/Source/core/loader/EmptyClients.h b/third_party/WebKit/Source/core/loader/EmptyClients.h
index 21a9e9cf8712c912ad7ed5cb759645e92cde9498..d61f8c6debe40132ad1f59cd97bc1ce5f463d9c1 100644
--- a/third_party/WebKit/Source/core/loader/EmptyClients.h
+++ b/third_party/WebKit/Source/core/loader/EmptyClients.h
@@ -74,8 +74,8 @@ public:
     void chromeDestroyed() override {}
 
     void* webView() const override { return nullptr; }
-    void setWindowRect(const IntRect&) override {}
-    IntRect windowRect() override { return IntRect(); }
+    void setWindowRect(const IntRect&, LocalFrame*) override {}
+    IntRect rootWindowRect() override { return IntRect(); }
 
     IntRect pageRect() override { return IntRect(); }