diff --git a/browser_patches/webkit/BUILD_NUMBER b/browser_patches/webkit/BUILD_NUMBER
index 115628598e..b25ae4a7f8 100644
--- a/browser_patches/webkit/BUILD_NUMBER
+++ b/browser_patches/webkit/BUILD_NUMBER
@@ -1,2 +1,2 @@
-1315
-Changed: lushnikov@chromium.org Thu Jul 23 09:56:07 PDT 2020
+1316
+Changed: yurys@chromium.org Thu Jul 23 16:12:30 PDT 2020
diff --git a/browser_patches/webkit/embedder/Playwright/mac/AppDelegate.m b/browser_patches/webkit/embedder/Playwright/mac/AppDelegate.m
index 53881d97fe..e9a16afaa6 100644
--- a/browser_patches/webkit/embedder/Playwright/mac/AppDelegate.m
+++ b/browser_patches/webkit/embedder/Playwright/mac/AppDelegate.m
@@ -368,6 +368,11 @@ const NSActivityOptions ActivityOptions =
     }
 }
 
+- (void)_webView:(WKWebView *)webView getWindowFrameWithCompletionHandler:(void (^)(CGRect))completionHandler
+{
+    completionHandler([webView.window frame]);
+}
+
 - (void)webView:(WKWebView *)webView runJavaScriptAlertPanelWithMessage:(NSString *)message initiatedByFrame:(WKFrameInfo *)frame completionHandler:(void (^)(void))completionHandler
 {
     WebViewDialog* dialog = [[WebViewDialog alloc] autorelease];
diff --git a/browser_patches/webkit/embedder/Playwright/mac/BrowserWindowController.m b/browser_patches/webkit/embedder/Playwright/mac/BrowserWindowController.m
index 6c1177d85f..9ea7388a6e 100644
--- a/browser_patches/webkit/embedder/Playwright/mac/BrowserWindowController.m
+++ b/browser_patches/webkit/embedder/Playwright/mac/BrowserWindowController.m
@@ -421,6 +421,11 @@ static BOOL areEssentiallyEqual(double a, double b)
     [self.window close];
 }
 
+- (void)_webView:(WKWebView *)webView getWindowFrameWithCompletionHandler:(void (^)(CGRect))completionHandler
+{
+    completionHandler([self.window frame]);
+}
+
 #define DefaultMinimumZoomFactor (.5)
 #define DefaultMaximumZoomFactor (3.0)
 #define DefaultZoomFactorRatio (1.2)