Introduce the abstract class WebViewBase, to decouple WebViewImpl.

third_party/WebKit/Source/web/EditorClientImpl.cpp

 /*
  * Copyright (C) 2006, 2007 Apple, Inc.  All rights reserved.
  * Copyright (C) 2012 Google, Inc.  All rights reserved.
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  * modification, are permitted provided that the following conditions
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  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
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  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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 #include "web/EditorClientImpl.h"
 
 #include "core/editing/SelectionType.h"
+#include "core/exported/WebViewBase.h"
 #include "core/frame/ContentSettingsClient.h"
 #include "public/web/WebFrameClient.h"
 #include "public/web/WebViewClient.h"
 #include "web/WebLocalFrameImpl.h"
-#include "web/WebViewImpl.h"
 
 namespace blink {
 
-EditorClientImpl::EditorClientImpl(WebViewImpl* webview) : web_view_(webview) {}
+EditorClientImpl::EditorClientImpl(WebViewBase* webview) : web_view_(webview) {}
 
 EditorClientImpl::~EditorClientImpl() {}
 
 void EditorClientImpl::RespondToChangedSelection(LocalFrame* frame,
                                                  SelectionType selection_type) {
   WebLocalFrameImpl* web_frame = WebLocalFrameImpl::FromFrame(frame);
   if (web_frame->Client())
     web_frame->Client()->DidChangeSelection(selection_type != kRangeSelection);
 }
 
@@ skipping 15 matching lines @@
   return frame->GetContentSettingsClient()->AllowReadFromClipboard(
       default_value);
 }
 
 bool EditorClientImpl::HandleKeyboardEvent(LocalFrame* frame) {
   WebLocalFrameImpl* web_frame = WebLocalFrameImpl::FromFrame(frame);
   return web_frame->Client()->HandleCurrentKeyboardEvent();
 }
 
 }  // namespace blink