Fix SitePerProcessTextInputManagerTest.StopTrackingCrashedChildFrame on CFI Bots.

content/public/test/text_input_test_utils.cc

Index: content/public/test/text_input_test_utils.cc
diff --git a/content/public/test/text_input_test_utils.cc b/content/public/test/text_input_test_utils.cc
index 895f7b743d0bee0f76c7df4b0aa4641cdf921927..83b75a3fa3ad418fd2a1b44ee366fcd63fd322be 100644
--- a/content/public/test/text_input_test_utils.cc
+++ b/content/public/test/text_input_test_utils.cc
@@ -199,6 +199,18 @@ bool GetTextInputTypeForView(WebContents* web_contents,
   return true;
 }
 
+std::unordered_set<RenderWidgetHostView*>
+GetAllViewsRegisteredWithTextInputManager(WebContents* web_contents) {
+  std::unordered_set<RenderWidgetHostView*> views;
+  TextInputManager* manager =
+      static_cast<WebContentsImpl*>(web_contents)->GetTextInputManager();
+  if (manager) {
+    for (auto pair : manager->text_input_state_map_)
+      views.insert(pair.first);
+  }
+  return views;
+}
+
 RenderWidgetHostView* GetActiveViewFromWebContents(WebContents* web_contents) {
   return static_cast<WebContentsImpl*>(web_contents)
       ->GetTextInputManager()