Fix compile errors when building with enable_vulkan=true.

content/browser/compositor/vulkan_browser_compositor_output_surface.cc

Index: content/browser/compositor/vulkan_browser_compositor_output_surface.cc
diff --git a/content/browser/compositor/vulkan_browser_compositor_output_surface.cc b/content/browser/compositor/vulkan_browser_compositor_output_surface.cc
index e8bf727b362657801631130251d757ba87afe741..aa9edb9ef5e85627299298cd96e24a1b0270c588 100644
--- a/content/browser/compositor/vulkan_browser_compositor_output_surface.cc
+++ b/content/browser/compositor/vulkan_browser_compositor_output_surface.cc
@@ -81,7 +81,8 @@ void VulkanBrowserCompositorOutputSurface::Reshape(
     const gfx::Size& size,
     float device_scale_factor,
     const gfx::ColorSpace& color_space,
-    bool has_alpha) {
+    bool has_alpha,
+    bool use_stencil) {
   NOTIMPLEMENTED();
 }