Introduce ui_test_utils::FocusView and de-flake OmniboxViewTest.BeginningShownAfterBlur

chrome/test/base/interactive_test_utils.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_TEST_BASE_INTERACTIVE_TEST_UTILS_H_
 #define CHROME_TEST_BASE_INTERACTIVE_TEST_UTILS_H_
 
 #include "chrome/browser/ui/view_ids.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "ui/base/test/ui_controls.h"
@@ skipping 13 matching lines @@
 // Brings the native window for |browser| to the foreground. Returns true on
 // success.
 bool BringBrowserWindowToFront(const Browser* browser) WARN_UNUSED_RESULT;
 
 // Returns true if the View is focused.
 bool IsViewFocused(const Browser* browser, ViewID vid);
 
 // Simulates a mouse click on a View in the browser.
 void ClickOnView(const Browser* browser, ViewID vid);
 
+// Makes focus shift to the given View without clicking it.
+void FocusView(const Browser* browser, ViewID vid);
+
 // A collection of utilities that are used from interactive_ui_tests. These are
 // separated from ui_test_utils.h to ensure that browser_tests don't use them,
 // since they depend on focus which isn't possible for sharded test.
 
 // Hide a native window.
 void HideNativeWindow(gfx::NativeWindow window);
 
 // Show and focus a native window. Returns true on success.
 bool ShowAndFocusNativeWindow(gfx::NativeWindow window) WARN_UNUSED_RESULT;
 
@@ skipping 93 matching lines @@
 // ui_controls_linux.cc and ui_controls_mac.cc
 void ClickTask(ui_controls::MouseButton button,
                int state,
                const base::Closure& followup);
 
 }  // namespace internal
 
 }  // namespace ui_test_utils
 
 #endif  // CHROME_TEST_BASE_INTERACTIVE_TEST_UTILS_H_