<webview>: Focusing <webview> should propagate to BrowserPlugin.

chrome/browser/extensions/web_view_interactive_browsertest.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/extension_test_message_listener.h"
 #include "chrome/browser/extensions/platform_app_browsertest_util.h"
 #include "chrome/browser/extensions/shell_window_registry.h"
 #include "chrome/browser/ui/extensions/shell_window.h"
 #include "chrome/test/base/interactive_test_utils.h"
@@ skipping 183 matching lines @@
     // Sending a right click seems to fix this (why?).
     ExtensionTestMessageListener move_listener2("move-captured", false);
     SendMouseClick(ui_controls::RIGHT);
     ASSERT_TRUE(ui_test_utils::SendMouseMoveSync(
         gfx::Point(corner().x() + 51, corner().y() + 11)));
     ASSERT_TRUE(move_listener2.WaitUntilSatisfied());
   }
 }
 
 #endif  // (defined(OS_WIN) || defined(OS_LINUX))
+
+// Tests that setting focus on the <webview> sets focus on the guest.
+IN_PROC_BROWSER_TEST_F(WebViewInteractiveTest, Focus) {
+  ASSERT_TRUE(StartTestServer());  // For serving guest pages.
+  ASSERT_TRUE(RunPlatformAppTest("platform_apps/web_view/focus"))
+      << message_;
+}