This adds some plumbing for propagating the reason for a renderer's death

chrome/browser/renderer_host/render_widget_host_view_views.h

 // Copyright (c) 2010 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_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_VIEWS_H_
 #define CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_VIEWS_H_
 #pragma once
 
 #include <map>
 #include <string>
@@ skipping 42 matching lines @@
   virtual bool IsShowing();
   virtual gfx::Rect GetViewBounds() const;
   virtual void UpdateCursor(const WebCursor& cursor);
   virtual void SetIsLoading(bool is_loading);
   virtual void ImeUpdateTextInputState(WebKit::WebTextInputType type,
                                        const gfx::Rect& caret_rect);
   virtual void ImeCancelComposition();
   virtual void DidUpdateBackingStore(
       const gfx::Rect& scroll_rect, int scroll_dx, int scroll_dy,
       const std::vector<gfx::Rect>& copy_rects);
-  virtual void RenderViewGone();
+  virtual void RenderViewGone(base::TerminationStatus status,
+                              int error_code);
   virtual void Destroy();
   virtual void WillDestroyRenderWidget(RenderWidgetHost* rwh) {}
   virtual void SetTooltipText(const std::wstring& tooltip_text);
   virtual void SelectionChanged(const std::string& text);
   virtual void ShowingContextMenu(bool showing);
   virtual BackingStore* AllocBackingStore(const gfx::Size& size);
   virtual void SetBackground(const SkBitmap& background);
   virtual void CreatePluginContainer(gfx::PluginWindowHandle id);
   virtual void DestroyPluginContainer(gfx::PluginWindowHandle id);
   virtual void SetVisuallyDeemphasized(bool deemphasized);
@@ skipping 91 matching lines @@
 
   // The touch-event. Its touch-points are updated as necessary. A new
   // touch-point is added from an ET_TOUCH_PRESSED event, and a touch-point is
   // removed from the list on an ET_TOUCH_RELEASED event.
   WebKit::WebTouchEvent touch_event_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewViews);
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_VIEWS_H_