Fixed an IME bug due to a race in TextInputStateChanged

content/browser/browser_plugin/browser_plugin_embedder.cc

Index: content/browser/browser_plugin/browser_plugin_embedder.cc
diff --git a/content/browser/browser_plugin/browser_plugin_embedder.cc b/content/browser/browser_plugin/browser_plugin_embedder.cc
index c558b8f9b1f2c44df5f95ffa57e5306a8cad974b..8266cf33cdaf18b558fb305a79e56760226a8ed5 100644
--- a/content/browser/browser_plugin/browser_plugin_embedder.cc
+++ b/content/browser/browser_plugin/browser_plugin_embedder.cc
@@ -223,6 +223,16 @@ bool BrowserPluginEmbedder::WereAnyGuestsRecentlyAudible() {
       base::Bind(&BrowserPluginEmbedder::GuestRecentlyAudibleCallback));
 }
 
+bool BrowserPluginEmbedder::AreAnyGuestsFocused() {
+  BrowserPluginGuestManager::GuestCallback callback =
+      base::Bind([](WebContents* guest) {
+        return static_cast<WebContentsImpl*>(guest)
+            ->GetBrowserPluginGuest()
+            ->focused();
+      });
+  return GetBrowserPluginGuestManager()->ForEachGuest(web_contents(), callback);
+}
+
 // static
 bool BrowserPluginEmbedder::UnlockMouseIfNecessaryCallback(bool* mouse_unlocked,
                                                            WebContents* guest) {