Browser plugin: Implement titleChanged event.

content/browser/browser_plugin/browser_plugin_host_browsertest.cc

Index: content/browser/browser_plugin/browser_plugin_host_browsertest.cc
diff --git a/content/browser/browser_plugin/browser_plugin_host_browsertest.cc b/content/browser/browser_plugin/browser_plugin_host_browsertest.cc
index 0fcf028355701bb993cea1ff567cd83e2154d7e5..e10d9c1e8b1c88b71640774619fb9ab6894e7096 100644
--- a/content/browser/browser_plugin/browser_plugin_host_browsertest.cc
+++ b/content/browser/browser_plugin/browser_plugin_host_browsertest.cc
@@ -690,4 +690,24 @@ IN_PROC_BROWSER_TEST_F(BrowserPluginHostTest, LoadRedirect) {
   EXPECT_EQ(test_server()->GetURL("files/title1.html").spec().c_str(), result);
 }
 
+IN_PROC_BROWSER_TEST_F(BrowserPluginHostTest, TitleChanged) {
+  const char* kEmbedderURL = "files/browser_plugin_embedder.html";
+  StartBrowserPluginTest(kEmbedderURL, "about:blank", true,
+                         "shouldEchoTitle=true");
+
+  const string16 expected_title = ASCIIToUTF16("Title Of Awesomeness");
+  content::TitleWatcher title_watcher(test_embedder()->web_contents(),
+                                      expected_title);
+
+  // Navigate and wait until the title changes.
+  GURL redirect_url(test_server()->GetURL("files/title2.html"));
+  RenderViewHostImpl* rvh = static_cast<RenderViewHostImpl*>(
+      test_embedder()->web_contents()->GetRenderViewHost());
+  rvh->ExecuteJavascriptAndGetValue(string16(), ASCIIToUTF16(
+      StringPrintf("SetSrc('%s');", redirect_url.spec().c_str())));
+
+  string16 actual_title = title_watcher.WaitAndGetTitle();
+  EXPECT_EQ(expected_title, actual_title);
+}
+
 }  // namespace content