Move navigation-induced hiding of form-validation-bubble to the browser process.

content/browser/web_contents/web_contents_impl_browsertest.cc

Index: content/browser/web_contents/web_contents_impl_browsertest.cc
diff --git a/content/browser/web_contents/web_contents_impl_browsertest.cc b/content/browser/web_contents/web_contents_impl_browsertest.cc
index 2f161b0134423a18edfa73ad2a9d3d710586340e..fea1eb689970be47a719c141df99207907b1f4c4 100644
--- a/content/browser/web_contents/web_contents_impl_browsertest.cc
+++ b/content/browser/web_contents/web_contents_impl_browsertest.cc
@@ -1467,4 +1467,78 @@ IN_PROC_BROWSER_TEST_F(WebContentsImplBrowserTest,
   wc->SetJavaScriptDialogManagerForTesting(nullptr);
 }
 
+class FormBubbleDelegate : public WebContentsDelegate {
+ public:
+  FormBubbleDelegate() = default;
+
+  void WaitUntilShown() {
+    while (!is_visible_) {
+      message_loop_runner_ = new MessageLoopRunner;
+      message_loop_runner_->Run();
+    }
+  }
+
+  void WaitUntilHidden() {
+    while (is_visible_) {
+      message_loop_runner_ = new MessageLoopRunner;
+      message_loop_runner_->Run();
+    }
+  }
+
+ private:
+  void ShowValidationMessage(WebContents* web_contents,
+                             const gfx::Rect& anchor_in_root_view,
+                             const base::string16& main_text,
+                             const base::string16& sub_text) override {
+    is_visible_ = true;
+    if (message_loop_runner_)
+      message_loop_runner_->Quit();
+  }
+
+  void HideValidationMessage(WebContents* web_contents) override {
+    is_visible_ = false;
+    if (message_loop_runner_)
+      message_loop_runner_->Quit();
+  }
+
+  bool is_visible_ = false;
+  scoped_refptr<MessageLoopRunner> message_loop_runner_;
+};
+
+IN_PROC_BROWSER_TEST_F(WebContentsImplBrowserTest,
+                       NavigationHidesFormValidationBubble) {
+  ASSERT_TRUE(embedded_test_server()->Start());
+  EXPECT_TRUE(NavigateToURL(
+      shell(), embedded_test_server()->GetURL("a.com", "/title1.html")));
+
+  // Start listening for requests to show or hide the form validation bubble.
+  WebContentsImpl* web_contents =
+      static_cast<WebContentsImpl*>(shell()->web_contents());
+  FormBubbleDelegate bubble_delegate;
+  web_contents->SetDelegate(&bubble_delegate);
+
+  // Trigger a form validation bubble and verify that the bubble is shown.
+  std::string script = R"(
+      var input_field = document.createElement('input');
+      input_field.required = true;
+      var form = document.createElement('form');
+      form.appendChild(input_field);
+      document.body.appendChild(form);
+
+      setTimeout(function() {
+              input_field.setCustomValidity('Custom validity message');
+              input_field.reportValidity();
+          },
+          0);
+      )";
+  ASSERT_TRUE(ExecuteScript(web_contents, script));
+  bubble_delegate.WaitUntilShown();
+
+  // Navigate to another page and verify that the form validation bubble is
+  // hidden.
+  EXPECT_TRUE(NavigateToURL(
+      shell(), embedded_test_server()->GetURL("b.com", "/title2.html")));
+  bubble_delegate.WaitUntilHidden();
+}
+
 }  // namespace content