diff --git chrome/browser/printing/print_view_manager_common.cc chrome/browser/printing/print_view_manager_common.cc
index 3ab701aaad754..4bb32940701c5 100644
--- chrome/browser/printing/print_view_manager_common.cc
+++ chrome/browser/printing/print_view_manager_common.cc
@@ -44,6 +44,8 @@ bool StoreFullPagePlugin(content::WebContents** result,
 }
 #endif  // BUILDFLAG(ENABLE_EXTENSIONS)
 
+}  // namespace
+
 // Pick the right RenderFrameHost based on the WebContents.
 content::RenderFrameHost* GetRenderFrameHostToUse(
     content::WebContents* contents) {
@@ -57,8 +59,6 @@ content::RenderFrameHost* GetRenderFrameHostToUse(
   return GetFrameToPrint(contents);
 }
 
-}  // namespace
-
 void StartPrint(
     content::WebContents* contents,
     mojo::PendingAssociatedRemote<mojom::PrintRenderer> print_renderer,
diff --git chrome/browser/printing/print_view_manager_common.h chrome/browser/printing/print_view_manager_common.h
index bf67ddba35b34..7f4dcc216bbb4 100644
--- chrome/browser/printing/print_view_manager_common.h
+++ chrome/browser/printing/print_view_manager_common.h
@@ -36,6 +36,10 @@ content::RenderFrameHost* GetFrameToPrint(content::WebContents* contents);
 // guest's WebContents instead.
 content::WebContents* GetWebContentsToUse(content::WebContents* contents);
 
+// Pick the right RenderFrameHost based on the WebContents.
+content::RenderFrameHost* GetRenderFrameHostToUse(
+    content::WebContents* contents);
+
 }  // namespace printing
 
 #endif  // CHROME_BROWSER_PRINTING_PRINT_VIEW_MANAGER_COMMON_H_