Added Blink-side support for EXT_blend_minmax WebGL extension

Source/core/html/canvas/WebGLRenderingContext.cpp

 /*
  * 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 10 matching lines @@
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "core/html/canvas/WebGLRenderingContext.h"
 
 #include "core/frame/LocalFrame.h"
 #include "core/html/canvas/ANGLEInstancedArrays.h"
+#include "core/html/canvas/EXTBlendMinMax.h"
 #include "core/html/canvas/EXTFragDepth.h"
 #include "core/html/canvas/EXTShaderTextureLOD.h"
 #include "core/html/canvas/EXTTextureFilterAnisotropic.h"
 #include "core/html/canvas/OESElementIndexUint.h"
 #include "core/html/canvas/OESStandardDerivatives.h"
 #include "core/html/canvas/OESTextureFloat.h"
 #include "core/html/canvas/OESTextureFloatLinear.h"
 #include "core/html/canvas/OESTextureHalfFloat.h"
 #include "core/html/canvas/OESTextureHalfFloatLinear.h"
 #include "core/html/canvas/OESVertexArrayObject.h"
@@ skipping 94 matching lines @@
     registerExtension<OESTextureHalfFloatLinear>(m_oesTextureHalfFloatLinear);
     registerExtension<OESVertexArrayObject>(m_oesVertexArrayObject);
     registerExtension<WebGLCompressedTextureATC>(m_webglCompressedTextureATC, EnabledDraftExtension, webkitPrefix);
     registerExtension<WebGLCompressedTexturePVRTC>(m_webglCompressedTexturePVRTC, EnabledDraftExtension, webkitPrefix);
     registerExtension<WebGLCompressedTextureS3TC>(m_webglCompressedTextureS3TC, ApprovedExtension, bothPrefixes);
     registerExtension<WebGLDepthTexture>(m_webglDepthTexture, ApprovedExtension, bothPrefixes);
     registerExtension<WebGLDrawBuffers>(m_webglDrawBuffers);
     registerExtension<WebGLLoseContext>(m_webglLoseContext, ApprovedExtension, bothPrefixes);
 
     // Register draft extensions.
+    registerExtension<EXTBlendMinMax>(m_extBlendMinMax, DraftExtension);
     registerExtension<EXTFragDepth>(m_extFragDepth, DraftExtension);
     registerExtension<EXTShaderTextureLOD>(m_extShaderTextureLOD, DraftExtension);
     registerExtension<WebGLCompressedTextureETC1>(m_webglCompressedTextureETC1, DraftExtension);
 
     // Register privileged extensions.
     registerExtension<WebGLDebugRendererInfo>(m_webglDebugRendererInfo, WebGLDebugRendererInfoExtension);
     registerExtension<WebGLDebugShaders>(m_webglDebugShaders, PrivilegedExtension);
 }
 
 } // namespace WebCore