Revert of WebGL: Refactor active context management.

Source/core/html/canvas/WebGLRenderingContextBase.h

 /*
  * Copyright (C) 2009 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 877 matching lines @@
     void findNewMaxEnabledAttribIndex();
     void findNewMaxNonDefaultTextureUnit();
 
     friend class WebGLStateRestorer;
     friend class WebGLRenderingContextEvictionManager;
 
     static Vector<WebGLRenderingContextBase*>& activeContexts();
     static Vector<WebGLRenderingContextBase*>& forciblyEvictedContexts();
 
     static void activateContext(WebGLRenderingContextBase*);
-    static void deactivateContext(WebGLRenderingContextBase*);
-    static void addToEvictedList(WebGLRenderingContextBase*);
+    static void deactivateContext(WebGLRenderingContextBase*, bool addToInactiveList);
     static void willDestroyContext(WebGLRenderingContextBase*);
     static void forciblyLoseOldestContext(const String& reason);
     // Return the least recently used context's position in the active context vector.
     // If the vector is empty, return the maximum allowed active context number.
     static size_t oldestContextIndex();
     static IntSize oldestContextSize();
 };
 
 DEFINE_TYPE_CASTS(WebGLRenderingContextBase, CanvasRenderingContext, context, context->is3d(), context.is3d());
 
 } // namespace WebCore
 
 #endif // WebGLRenderingContextBase_h