Moved GL enums from GraphicsContext3D to a more generic location.

Source/platform/graphics/ImageBuffer.cpp

 /*
  * Copyright (c) 2008, Google Inc. All rights reserved.
  * Copyright (C) 2009 Dirk Schulze <krit@webkit.org>
  * Copyright (C) 2010 Torch Mobile (Beijing) Co. Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
@@ skipping 258 matching lines @@
     if (!extensions->supports("GL_CHROMIUM_copy_texture") || !extensions->supports("GL_CHROMIUM_flipy")
         || !extensions->canUseCopyTextureCHROMIUM(internalFormat, destType, level))
         return false;
 
     // The canvas is stored in a premultiplied format, so unpremultiply if necessary.
     context.pixelStorei(Extensions3D::UNPACK_UNPREMULTIPLY_ALPHA_CHROMIUM, !premultiplyAlpha);
 
     // The canvas is stored in an inverted position, so the flip semantics are reversed.
     context.pixelStorei(Extensions3D::UNPACK_FLIP_Y_CHROMIUM, !flipY);
 
-    extensions->copyTextureCHROMIUM(GraphicsContext3D::TEXTURE_2D, sourceTexture, texture, level, internalFormat, destType);
+    extensions->copyTextureCHROMIUM(GL_TEXTURE_2D, sourceTexture, texture, level, internalFormat, destType);
 
     context.pixelStorei(Extensions3D::UNPACK_FLIP_Y_CHROMIUM, false);
     context.pixelStorei(Extensions3D::UNPACK_UNPREMULTIPLY_ALPHA_CHROMIUM, false);
     context.flush();
     return true;
 }
 
 static bool drawNeedsCopy(GraphicsContext* src, GraphicsContext* dst)
 {
     return (src == dst);
@@ skipping 11 matching lines @@
 
 bool ImageBuffer::copyRenderingResultsFromDrawingBuffer(DrawingBuffer* drawingBuffer)
 {
     if (!drawingBuffer)
         return false;
     RefPtr<GraphicsContext3D> context3D = SharedGraphicsContext3D::get();
     Platform3DObject tex = getBackingTexture();
     if (!context3D || !tex)
         return false;
 
-    return drawingBuffer->copyToPlatformTexture(*(context3D.get()), tex, GraphicsContext3D::RGBA,
-        GraphicsContext3D::UNSIGNED_BYTE, 0, true, false);
+    return drawingBuffer->copyToPlatformTexture(*(context3D.get()), tex, GL_RGBA,
+        GL_UNSIGNED_BYTE, 0, true, false);
 }
 
 void ImageBuffer::draw(GraphicsContext* context, const FloatRect& destRect, const FloatRect& srcRect,
     CompositeOperator op, blink::WebBlendMode blendMode, bool useLowQualityScale)
 {
     if (!isValid())
         return;
 
     const SkBitmap& bitmap = *m_context->bitmap();
     RefPtr<Image> image = BitmapImage::create(NativeImageSkia::create(drawNeedsCopy(m_context.get(), context) ? deepSkBitmapCopy(bitmap) : bitmap));
@@ skipping 243 matching lines @@
     if (!encodeImage(imageData, mimeType, quality, &encodedImage))
         return "data:,";
 
     Vector<char> base64Data;
     base64Encode(encodedImage, base64Data);
 
     return "data:" + mimeType + ";base64," + base64Data;
 }
 
 } // namespace WebCore