Remove grow box rect support, browser part.

services/navigation/public/interfaces/view.mojom

Index: services/navigation/public/interfaces/view.mojom
diff --git a/services/navigation/public/interfaces/view.mojom b/services/navigation/public/interfaces/view.mojom
index e1b7dd3f83edeb9faafc0616217d18eb7be1e1c2..742272f4d5d31d40f24f71a292c1d5bbf55e8b79 100644
--- a/services/navigation/public/interfaces/view.mojom
+++ b/services/navigation/public/interfaces/view.mojom
@@ -120,8 +120,4 @@ interface View {
 
   ShowInterstitial(string html);
   HideInterstitial();
-
-  // The resize area is a rectangle in the bottom corner of the view that allows
-  // the top-level window containing the view to be interactively resized.
-  SetResizerSize(gfx.mojom.Size size);
 };