Merge 104636 - [chromium] Correctly recreate DrawingBuffer on lost device

Source/WebCore/html/canvas/WebGLRenderingContext.cpp

Index: Source/WebCore/html/canvas/WebGLRenderingContext.cpp
===================================================================
--- Source/WebCore/html/canvas/WebGLRenderingContext.cpp	(revision 104764)
+++ Source/WebCore/html/canvas/WebGLRenderingContext.cpp	(working copy)
@@ -5025,7 +5025,8 @@
     // Construct a new drawing buffer with the new GraphicsContext3D.
     if (m_drawingBuffer) {
         m_drawingBuffer->discardResources();
-        m_drawingBuffer = DrawingBuffer::create(m_context.get(), m_drawingBuffer->size(), !m_attributes.preserveDrawingBuffer);
+        m_drawingBuffer = DrawingBuffer::create(context.get(), m_drawingBuffer->size(), !m_attributes.preserveDrawingBuffer);
+        m_drawingBuffer->bind();
     }
 
     m_context = context;