Fix SitePerProcessTextInputManagerTest.StopTrackingCrashedChildFrame on CFI Bots.

content/public/test/text_input_test_utils.h

 // Copyright 2016 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 CONTENT_PUBLIC_TEST_TEXT_INPUT_TEST_UTILS_H_
 #define CONTENT_PUBLIC_TEST_TEXT_INPUT_TEST_UTILS_H_
 
 #include <string>
-#include <unordered_map>
-#include <vector>
 
 #include "base/callback.h"
 #include "ui/base/ime/text_input_mode.h"
 #include "ui/base/ime/text_input_type.h"
 
 namespace content {
 
 class RenderWidgetHostView;
 class RenderWidgetHostViewBase;
 class WebContents;
 struct TextInputState;
 
 // Returns the |TextInputState.type| from the TextInputManager owned by
 // |web_contents|.
 ui::TextInputType GetTextInputTypeFromWebContents(WebContents* web_contents);
 
 // This method returns true if |view| is registered in the TextInputManager that
 // is owned by |web_contents|. If that is the case, the value of |type| will be
 // the |TextInputState.type| corresponding to the |view|. Returns false if
 // |view| is not registered.
 bool GetTextInputTypeForView(WebContents* web_contents,
                              RenderWidgetHostView* view,
                              ui::TextInputType* type);
 
+// This method returns the number of RenderWidgetHostViews which are currently
+// registered with the TextInputManager that is owned by |web_contents|.
+size_t GetRegisteredViewsCountFromTextInputManager(WebContents* web_contents);
+
 // Returns the RWHV corresponding to the frame with a focused <input> within the
 // given WebContents.
 RenderWidgetHostView* GetActiveViewFromWebContents(WebContents* web_contents);
 
 // This class provides the necessary API for accessing the state of and also
 // observing the TextInputManager for WebContents.
 class TextInputManagerTester {
  public:
   using Callback = base::Callback<void(TextInputManagerTester*)>;
 
@@ skipping 99 matching lines @@
       const base::Closure& callback) = 0;
   virtual void SetOnShowImeIfNeededCallback(const base::Closure& callback) = 0;
 
  protected:
   TestInputMethodObserver();
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_TEST_TEXT_INPUT_TEST_UTILS_H_