Reduce string copies in GURL creation

chrome/renderer/extensions/resource_request_policy.cc

Index: chrome/renderer/extensions/resource_request_policy.cc
diff --git a/chrome/renderer/extensions/resource_request_policy.cc b/chrome/renderer/extensions/resource_request_policy.cc
index 85a74232cf96fdd89b2de5f0745f9ac958b91e09..a874c3168130de220e1a43a7f64d28cdbcf40d8b 100644
--- a/chrome/renderer/extensions/resource_request_policy.cc
+++ b/chrome/renderer/extensions/resource_request_policy.cc
@@ -8,6 +8,7 @@
 #include "base/strings/stringprintf.h"
 #include "chrome/common/extensions/chrome_manifest_url_handlers.h"
 #include "chrome/common/url_constants.h"
+#include "content/public/child/url_conversion.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/manifest_constants.h"
@@ -74,7 +75,8 @@ bool ResourceRequestPolicy::CanRequestResource(
     // The page_origin may be GURL("null") for unique origins like data URLs,
     // but this is ok for the checks below.  We only care if it matches the
     // current extension or has a devtools scheme.
-    GURL page_origin = GURL(frame->top()->securityOrigin().toString());
+    GURL page_origin =
+        content::WebStringToGURL(frame->top()->securityOrigin().toString());
 
     // Exceptions are:
     // - empty origin (needed for some edge cases when we have empty origins)