DO NOT SUBMIT: Handle nested message correctly for OnRequestTextInputState()

content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java

Index: content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java
diff --git a/content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java b/content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java
index d8c1eafd3d0bd5bfcd57611609f6201e431798f5..d06a2e46bd51b41dd73affbffa3cb39e37472109 100644
--- a/content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java
+++ b/content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java
@@ -27,6 +27,7 @@ import org.chromium.content.browser.ContentViewCore;
 import org.chromium.content.browser.test.util.Criteria;
 import org.chromium.content.browser.test.util.CriteriaHelper;
 import org.chromium.content.browser.test.util.DOMUtils;
+import org.chromium.content.browser.test.util.JavaScriptUtils;
 import org.chromium.content.browser.test.util.TestCallbackHelperContainer;
 import org.chromium.content.browser.test.util.TestInputMethodManagerWrapper;
 import org.chromium.content_public.browser.WebContents;
@@ -1047,6 +1048,22 @@ public class ImeTest extends ContentShellTestBase {
         assertEquals("ab", getTextBeforeCursor(10, 0));
     }
 
+    @MediumTest
+    @Feature({"TextInput"})
+    public void testAlertInKeyUpListenerDoesNotCrash() throws Exception {
+        // Call 'alert()' when 'keyup' event occurs. Since we are in contentshell,
+        // this does not actually pops up the alert window.
+        String code = "(function() { "
+                + "var editor = document.getElementById('input_text');"
+                + "editor.addEventListener('keyup', function(e) { alert('keyup') });"
+                + "})();";
+        JavaScriptUtils.executeJavaScriptAndWaitForResult(
+                getContentViewCore().getWebContents(), code);
+        setComposingText("ab", 1);
+        finishComposingText();
+        assertEquals("ab", getTextBeforeCursor(10, 0));
+    }
+
     private void performGo(TestCallbackHelperContainer testCallbackHelperContainer)
             throws Throwable {
         final InputConnection inputConnection = mConnection;