Limit display of the virtual keyboard to state changes triggered from a user gesture.

chrome/browser/chromeos/extensions/virtual_keyboard_browsertest.cc

 /*
  * Copyright 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 <vector>
 
+#include "ash/shell.h"
 #include "base/command_line.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/render_widget_host_iterator.h"
 #include "content/public/browser/site_instance.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/test/browser_test_utils.h"
+#include "ui/aura/client/aura_constants.h"
+#include "ui/base/ime/input_method.h"
+#include "ui/keyboard/keyboard_controller.h"
 #include "ui/keyboard/keyboard_switches.h"
 
 namespace {
 
 const base::FilePath kWebuiTestDir =
     base::FilePath(FILE_PATH_LITERAL("webui"));
 
 const base::FilePath kVirtualKeyboardTestDir =
     base::FilePath(FILE_PATH_LITERAL("chromeos/virtual_keyboard"));
 
@@ skipping 31 matching lines @@
     InjectJavascript(kVirtualKeyboardTestDir, kBaseKeyboardTestFramework);
     InjectJavascript(kVirtualKeyboardTestDir, file);
 
     ASSERT_TRUE(content::ExecuteScript(rvh, utf8_content_));
 
     // Inject DOM-automation test harness and run tests.
     std::vector<int> resource_ids;
     EXPECT_TRUE(ExecuteWebUIResourceTest(rvh, resource_ids));
   }
 
+  void showVirtualKeyboard() {
+    aura::Window *window = ash::Shell::GetPrimaryRootWindow();
+    ui::InputMethod* input_method = window->GetProperty(
+        aura::client::kRootWindowInputMethodKey);
+    ASSERT_TRUE(input_method);
+    input_method->ShowImeIfNeeded();
+  }
+
   content::RenderViewHost* GetKeyboardRenderViewHost() {
+    showVirtualKeyboard();
     std::string kVirtualKeyboardURL =
         "chrome-extension://mppnpdlheglhdfmldimlhpnegondlapf/";
     scoped_ptr<content::RenderWidgetHostIterator> widgets(
         content::RenderWidgetHost::GetRenderWidgetHosts());
     while (content::RenderWidgetHost* widget = widgets->GetNextHost()) {
       if (widget->IsRenderView()) {
         content::RenderViewHost* view = content::RenderViewHost::From(widget);
         std::string url = view->GetSiteInstance()->GetSiteURL().spec();
         if (url == kVirtualKeyboardURL) {
           content::WebContents* wc =
@@ skipping 85 matching lines @@
   bool success = false;
   EXPECT_TRUE(content::ExecuteScriptAndExtractBool(
       browser_rvh,
       "success ? verifyInput('a') : waitForInput('a');",
       &success));
   ASSERT_TRUE(success);
 }
 
 // TODO(kevers|rsadam|bshe):  Add UI tests for remaining virtual keyboard
 // functionality.