Fix beep when navigating/closing a page with find bar open

content/browser/find_request_manager_browsertest.cc

Index: content/browser/find_request_manager_browsertest.cc
diff --git a/content/browser/find_request_manager_browsertest.cc b/content/browser/find_request_manager_browsertest.cc
index 3e34167e92e4486913ab3fd30ccb44702cb6b14d..313367ba8132cf59e670d1e3e8565a132bd5500e 100644
--- a/content/browser/find_request_manager_browsertest.cc
+++ b/content/browser/find_request_manager_browsertest.cc
@@ -319,6 +319,35 @@ IN_PROC_BROWSER_TEST_P(FindRequestManagerTest, DISABLED_AddFrame) {
   EXPECT_EQ(5, results.active_match_ordinal);
 }
 
+IN_PROC_BROWSER_TEST_F(FindRequestManagerTest, MAYBE(RemoveFrame)) {
+  LoadAndWait("/find_with_frame_removal.html");
+
+  blink::WebFindOptions options;
+  Find("hello", options);
+  delegate()->WaitForFinalReply();
+  FindResults results = delegate()->GetFindResults();
+
+  EXPECT_EQ(last_request_id(), results.request_id);
+  EXPECT_EQ(2, results.number_of_matches);
+  EXPECT_EQ(1, results.active_match_ordinal);
+
+  // Remove the iframe. Make sure search results are updated, but that it's
+  // noted that the update was due to a frame removal so that we don't beep.
+  // See https://crbug.com/682299.
+  std::string script(
+      "var iframes = document.getElementsByTagName('iframe');\n"
+      "for (var i = 0; i < iframes.length; i++)\n"
+      "  iframes[i].parentNode.removeChild(iframes[i]);");
+  delegate()->MarkNextReply();
+  ASSERT_TRUE(ExecuteScript(shell(), script));
+  delegate()->WaitForNextReply();
+
+  results = delegate()->GetFindResults();
+  EXPECT_EQ(1, results.number_of_matches);
+  EXPECT_EQ(1, results.active_match_ordinal);
+  EXPECT_TRUE(results.was_frame_removal);
+}
+
 // Tests adding a frame during a find session where there were previously no
 // matches.
 IN_PROC_BROWSER_TEST_F(FindRequestManagerTest, MAYBE(AddFrameAfterNoMatches)) {