Do not start RunLoop of MessagePumpForUI in NestedMessagePumpAndroid

base/message_loop/message_loop.cc

Index: base/message_loop/message_loop.cc
diff --git a/base/message_loop/message_loop.cc b/base/message_loop/message_loop.cc
index 2f4a03cf7ff3ae0662a467b14a91b9649da296f8..ce0ebe206f6dfb71c401379292115d21f9086ad5 100644
--- a/base/message_loop/message_loop.cc
+++ b/base/message_loop/message_loop.cc
@@ -328,6 +328,12 @@ void MessageLoop::QuitNow() {
   DCHECK_EQ(this, current());
   if (run_loop_) {
     pump_->Quit();
+#if defined(OS_ANDROID)
+  } else if (type_ == TYPE_UI &&
+             static_cast<MessagePumpForUI*>(pump_.get())
+                 ->IsRedundantQuitExpected()) {
+    pump_->Quit();
+#endif
   } else {
     NOTREACHED() << "Must be inside Run to call Quit";
   }