Show OOM notification bar in all tabs sharing same render process

webkit/tools/test_shell/test_shell.cc

Index: webkit/tools/test_shell/test_shell.cc
diff --git a/webkit/tools/test_shell/test_shell.cc b/webkit/tools/test_shell/test_shell.cc
index a08f4ad4a12ee3a31ecb5b73b0632e47a211877e..e0614d5c435c325b2b46e3f18e067bdd15d7f016 100644
--- a/webkit/tools/test_shell/test_shell.cc
+++ b/webkit/tools/test_shell/test_shell.cc
@@ -880,6 +880,10 @@ bool GetFontTable(int fd, uint32_t table, uint8_t* output,
 }
 #endif
 
+void NotifyJSOutOfMemory() {
+  // Ignored for test_shell.
+}
+
 void GetPlugins(bool refresh,
                 std::vector<webkit::npapi::WebPluginInfo>* plugins) {
   webkit::npapi::PluginList::Singleton()->GetPlugins(refresh, plugins);