[Translate] Integrate TranslateEventProto UMA logging into TranslateManager.

chrome/browser/ui/translate/translate_bubble_factory.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_TRANSLATE_TRANSLATE_BUBBLE_FACTORY_H_
 #define CHROME_BROWSER_UI_TRANSLATE_TRANSLATE_BUBBLE_FACTORY_H_
 
 #include "chrome/browser/translate/chrome_translate_client.h"
 #include "chrome/browser/ui/translate/translate_bubble_model.h"
 #include "components/translate/core/common/translate_errors.h"
 
 class BrowserWindow;
+enum class ShowTranslateBubbleResult;
 
 namespace content {
 class WebContents;
 }
 
 // Factory to show the Translate bubble.
 class TranslateBubbleFactory {
  public:
   virtual ~TranslateBubbleFactory();
 
   // Shows the translate bubble. The behavior depends on the current factory's
   // implementation.
-  static void Show(BrowserWindow* window,
-                   content::WebContents* web_contents,
-                   translate::TranslateStep step,
-                   translate::TranslateErrors::Type error_type);
+  static ShowTranslateBubbleResult Show(
+      BrowserWindow* window,
+      content::WebContents* web_contents,
+      translate::TranslateStep step,
+      translate::TranslateErrors::Type error_type);
 
   // Sets the factory to change the behavior how to show the bubble.
   // TranslateBubbleFactory doesn't take the ownership of |factory|.
   static void SetFactory(TranslateBubbleFactory* factory);
 
  protected:
   // Shows the translate bubble.
-  virtual void ShowImplementation(
+  virtual ShowTranslateBubbleResult ShowImplementation(
       BrowserWindow* window,
       content::WebContents* web_contents,
       translate::TranslateStep step,
       translate::TranslateErrors::Type error_type) = 0;
 
  private:
   static TranslateBubbleFactory* current_factory_;
 };
 
 #endif  // CHROME_BROWSER_UI_TRANSLATE_TRANSLATE_BUBBLE_FACTORY_H_