Now explicitly hanging up in AppRTC test.

chrome/browser/media/chrome_webrtc_apprtc_browsertest.cc

Index: chrome/browser/media/chrome_webrtc_apprtc_browsertest.cc
diff --git a/chrome/browser/media/chrome_webrtc_apprtc_browsertest.cc b/chrome/browser/media/chrome_webrtc_apprtc_browsertest.cc
index 40a8c6f250b32e4277707d2df131cae8738ef689..674e5f0006a24c731cd07654d2abb3e4bc7b5e2a 100644
--- a/chrome/browser/media/chrome_webrtc_apprtc_browsertest.cc
+++ b/chrome/browser/media/chrome_webrtc_apprtc_browsertest.cc
@@ -122,6 +122,13 @@ class WebRtcApprtcBrowserTest : public WebRtcTestBase {
     return test::PollingWaitUntil(javascript, "1", tab_contents);
   }
 
+  bool WaitForCallToHangUp(content::WebContents* tab_contents) {
+    // Apprtc will set remoteVideo.style.opacity to 1 when the call comes up.
+    std::string javascript =
+        "window.domAutomationController.send(remoteVideo.style.opacity)";

[kjellander_chromium, 2014/05/27 09:47:52]

We really should have a better way to check this state in case they change
AppRTC's HTML elements, but let's think about that for the future.

+    return test::PollingWaitUntil(javascript, "0", tab_contents);
+  }
+
   bool EvalInJavascriptFile(content::WebContents* tab_contents,
                             const base::FilePath& path) {
     std::string javascript;
@@ -152,6 +159,11 @@ class WebRtcApprtcBrowserTest : public WebRtcTestBase {
     return true;
   }
 
+  bool HangUpApprtcCall(content::WebContents* tab_contents) {
+    // This is the same as clicking the Hangup button in the AppRTC call.
+    return content::ExecuteScript(tab_contents, "onHangup()");
+  }
+
   base::FilePath GetSourceDir() {
     base::FilePath source_dir;
     PathService::Get(base::DIR_SOURCE_ROOT, &source_dir);
@@ -231,6 +243,11 @@ IN_PROC_BROWSER_TEST_F(WebRtcApprtcBrowserTest, MANUAL_WorksOnApprtc) {
 
   ASSERT_TRUE(DetectRemoteVideoPlaying(left_tab));
   ASSERT_TRUE(DetectRemoteVideoPlaying(right_tab));
+
+  ASSERT_TRUE(HangUpApprtcCall(left_tab));
+
+  ASSERT_TRUE(WaitForCallToHangUp(left_tab));
+  ASSERT_TRUE(WaitForCallToHangUp(right_tab));
 }
 
 #if defined(OS_LINUX)