Fixed spec compliance issues in WebGLRenderingContext.

Source/core/html/canvas/WebGLRenderingContext.idl

 /*
  * 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 218 matching lines @@
     const GLenum GENERATE_MIPMAP_HINT            = 0x8192;
 
     /* DataType */
     const GLenum BYTE                           = 0x1400;
     const GLenum UNSIGNED_BYTE                  = 0x1401;
     const GLenum SHORT                          = 0x1402;
     const GLenum UNSIGNED_SHORT                 = 0x1403;
     const GLenum INT                            = 0x1404;
     const GLenum UNSIGNED_INT                   = 0x1405;
     const GLenum FLOAT                          = 0x1406;
-    const GLenum HALF_FLOAT_OES                 = 0x8D61;
 
     /* PixelFormat */
     const GLenum DEPTH_COMPONENT                = 0x1902;
     const GLenum ALPHA                          = 0x1906;
     const GLenum RGB                            = 0x1907;
     const GLenum RGBA                           = 0x1908;
     const GLenum LUMINANCE                      = 0x1909;
     const GLenum LUMINANCE_ALPHA                = 0x190A;
 
     /* PixelType */
@@ skipping 330 matching lines @@
     [StrictTypeChecking] GLboolean    isRenderbuffer(WebGLRenderbuffer renderbuffer);
     [StrictTypeChecking] GLboolean    isShader(WebGLShader shader);
     [StrictTypeChecking] GLboolean    isTexture(WebGLTexture texture);
     [StrictTypeChecking] void         lineWidth(GLfloat width);
     [StrictTypeChecking, RaisesException] void         linkProgram(WebGLProgram program);
     [StrictTypeChecking] void         pixelStorei(GLenum pname, GLint param);
     [StrictTypeChecking] void         polygonOffset(GLfloat factor, GLfloat units);
 
     [StrictTypeChecking, RaisesException] void         readPixels(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, ArrayBufferView pixels);
     
-    [StrictTypeChecking] void         releaseShaderCompiler();
     [StrictTypeChecking] void         renderbufferStorage(GLenum target, GLenum internalformat, GLsizei width, GLsizei height);
     [StrictTypeChecking] void         sampleCoverage(GLclampf value, GLboolean invert);
     [StrictTypeChecking] void         scissor(GLint x, GLint y, GLsizei width, GLsizei height);
     [StrictTypeChecking, RaisesException] void         shaderSource(WebGLShader shader, DOMString string);
     [StrictTypeChecking] void         stencilFunc(GLenum func, GLint ref, GLuint mask);
     [StrictTypeChecking] void         stencilFuncSeparate(GLenum face, GLenum func, GLint ref, GLuint mask);
     [StrictTypeChecking] void         stencilMask(GLuint mask);
     [StrictTypeChecking] void         stencilMaskSeparate(GLenum face, GLuint mask);
     [StrictTypeChecking] void         stencilOp(GLenum fail, GLenum zfail, GLenum zpass);
     [StrictTypeChecking] void         stencilOpSeparate(GLenum face, GLenum fail, GLenum zfail, GLenum zpass);
@@ skipping 55 matching lines @@
     [StrictTypeChecking, Custom] void vertexAttrib2fv(GLuint indx, Float32Array values);
     [StrictTypeChecking] void         vertexAttrib3f(GLuint indx, GLfloat x, GLfloat y, GLfloat z);
     [StrictTypeChecking, Custom] void vertexAttrib3fv(GLuint indx, Float32Array values);
     [StrictTypeChecking] void         vertexAttrib4f(GLuint indx, GLfloat x, GLfloat y, GLfloat z, GLfloat w);
     [StrictTypeChecking, Custom] void vertexAttrib4fv(GLuint indx, Float32Array values);
     [StrictTypeChecking, RaisesException] void         vertexAttribPointer(GLuint indx, GLint size, GLenum type, GLboolean normalized, 
                                                           GLsizei stride, GLintptr offset);
 
     [StrictTypeChecking] void         viewport(GLint x, GLint y, GLsizei width, GLsizei height);
 };