Use RenderFrameHost for ::RequestPermission() and ::CancelPermission().

content/browser/permissions/permission_service_impl.cc

Index: content/browser/permissions/permission_service_impl.cc
diff --git a/content/browser/permissions/permission_service_impl.cc b/content/browser/permissions/permission_service_impl.cc
index 89e9cdda3f17bb3758bf9db5f6746a6287534feb..83cb63798235cd02a6bd92c0d2757cba2cb75509 100644
--- a/content/browser/permissions/permission_service_impl.cc
+++ b/content/browser/permissions/permission_service_impl.cc
@@ -91,7 +91,7 @@ void PermissionServiceImpl::RequestPermission(
   // can. Even if the call comes from a context where it is not possible to show
   // any UI, we want to still return something relevant so the current
   // permission status is returned.
-  if (!context_->web_contents()) {
+  if (!context_->render_frame_host()) {
     // There is no way to show a UI so the call will simply return the current
     // permission.
     HasPermission(permission, origin, callback);
@@ -111,7 +111,7 @@ void PermissionServiceImpl::RequestPermission(
 
   browser_context->GetPermissionManager()->RequestPermission(
       permission_type,
-      context_->web_contents(),
+      context_->render_frame_host(),
       request_id,
       GURL(origin),
       user_gesture, // TODO(mlamouri): should be removed (crbug.com/423770)
@@ -131,7 +131,7 @@ void PermissionServiceImpl::OnRequestPermissionResponse(
 }
 
 void PermissionServiceImpl::CancelPendingOperations() {
-  DCHECK(context_->web_contents());
+  DCHECK(context_->render_frame_host());
   DCHECK(context_->GetBrowserContext());
 
   PermissionManager* permission_manager =
@@ -144,7 +144,7 @@ void PermissionServiceImpl::CancelPendingOperations() {
        !it.IsAtEnd(); it.Advance()) {
     permission_manager->CancelPermissionRequest(
         it.GetCurrentValue()->permission,
-        context_->web_contents(),
+        context_->render_frame_host(),
         it.GetCurrentKey(),
         it.GetCurrentValue()->origin);
   }