Remove getError() and synthesizeGLError() from WebGraphicsContext3D.

third_party/WebKit/Source/modules/webgl/WebGLProgram.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 22 matching lines @@
 
 namespace blink {
 
 class WebGLProgram final : public WebGLSharedPlatform3DObject {
     DEFINE_WRAPPERTYPEINFO();
 public:
     ~WebGLProgram() override;
 
     static WebGLProgram* create(WebGLRenderingContextBase*);
 
-    unsigned numActiveAttribLocations();
-    GLint getActiveAttribLocation(GLuint index);
-
-    bool isUsingVertexAttrib0();
-
     bool linkStatus();
 
     unsigned linkCount() const { return m_linkCount; }
 
     // This is to be called everytime after the program is successfully linked.
     // We don't deal with integer overflow here, assuming in reality a program
     // will never be linked so many times.
     // Also, we invalidate the cached program info.
     void increaseLinkCount();
 
     unsigned activeTransformFeedbackCount() const { return m_activeTransformFeedbackCount; }
     void increaseActiveTransformFeedbackCount();
     void decreaseActiveTransformFeedbackCount();
 
     WebGLShader* getAttachedShader(GLenum);
     bool attachShader(WebGLShader*);
     bool detachShader(WebGLShader*);
 
     DECLARE_VIRTUAL_TRACE();
 
 protected:
     explicit WebGLProgram(WebGLRenderingContextBase*);
 
     void deleteObjectImpl(WebGraphicsContext3D*, gpu::gles2::GLES2Interface*) override;
 
 private:
     bool isProgram() const override { return true; }
 
     void cacheActiveAttribLocations(WebGraphicsContext3D*, gpu::gles2::GLES2Interface*);

[Ken Russell (switch to Gerrit), 2016/03/19 04:36:04]

Should be deleted from header.

[danakj, 2016/03/21 22:45:13]

Done.

     void cacheInfoIfNeeded();
 
-    Vector<GLint> m_activeAttribLocations;
-
     GLint m_linkStatus;
 
     // This is used to track whether a WebGLUniformLocation belongs to this
     // program or not.
     unsigned m_linkCount;
 
     // This is used to track the program being used by active transform
     // feedback objects.
     unsigned m_activeTransformFeedbackCount;
 
     Member<WebGLShader> m_vertexShader;
     Member<WebGLShader> m_fragmentShader;
 
     bool m_infoValid;
 };
 
 } // namespace blink
 
 #endif // WebGLProgram_h