Refactor validation code so it can be modified at runtime....

gpu/command_buffer/service/gles2_cmd_decoder_autogen.h

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file is auto-generated. DO NOT EDIT!
 
 // It is included by gles2_cmd_decoder.cc
 #ifndef GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_AUTOGEN_H_
 #define GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_AUTOGEN_H_
 
 error::Error GLES2DecoderImpl::HandleActiveTexture(
     uint32 immediate_data_size, const gles2::ActiveTexture& c) {
   GLenum texture = static_cast<GLenum>(c.texture);
   DoActiveTexture(texture);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleAttachShader(
     uint32 immediate_data_size, const gles2::AttachShader& c) {
   GLuint program = c.program;
   GLuint shader = c.shader;
   DoAttachShader(program, shader);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleBindBuffer(
     uint32 immediate_data_size, const gles2::BindBuffer& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLuint buffer = c.buffer;
-  if (!ValidateGLenumBufferTarget(target)) {
+  if (!validators_->buffer_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glBindBuffer: target GL_INVALID_ENUM");
     return error::kNoError;
   }
   DoBindBuffer(target, buffer);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleBindFramebuffer(
     uint32 immediate_data_size, const gles2::BindFramebuffer& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLuint framebuffer = c.framebuffer;
-  if (!ValidateGLenumFrameBufferTarget(target)) {
+  if (!validators_->frame_buffer_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glBindFramebuffer: target GL_INVALID_ENUM");
     return error::kNoError;
   }
   DoBindFramebuffer(target, framebuffer);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleBindRenderbuffer(
     uint32 immediate_data_size, const gles2::BindRenderbuffer& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLuint renderbuffer = c.renderbuffer;
-  if (!ValidateGLenumRenderBufferTarget(target)) {
+  if (!validators_->render_buffer_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glBindRenderbuffer: target GL_INVALID_ENUM");
     return error::kNoError;
   }
   DoBindRenderbuffer(target, renderbuffer);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleBindTexture(
     uint32 immediate_data_size, const gles2::BindTexture& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLuint texture = c.texture;
-  if (!ValidateGLenumTextureBindTarget(target)) {
+  if (!validators_->texture_bind_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glBindTexture: target GL_INVALID_ENUM");
     return error::kNoError;
   }
   DoBindTexture(target, texture);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleBlendColor(
     uint32 immediate_data_size, const gles2::BlendColor& c) {
   GLclampf red = static_cast<GLclampf>(c.red);
   GLclampf green = static_cast<GLclampf>(c.green);
   GLclampf blue = static_cast<GLclampf>(c.blue);
   GLclampf alpha = static_cast<GLclampf>(c.alpha);
   glBlendColor(red, green, blue, alpha);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleBlendEquation(
     uint32 immediate_data_size, const gles2::BlendEquation& c) {
   GLenum mode = static_cast<GLenum>(c.mode);
-  if (!ValidateGLenumEquation(mode)) {
+  if (!validators_->equation.IsValid(mode)) {
     SetGLError(GL_INVALID_ENUM, "glBlendEquation: mode GL_INVALID_ENUM");
     return error::kNoError;
   }
   glBlendEquation(mode);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleBlendEquationSeparate(
     uint32 immediate_data_size, const gles2::BlendEquationSeparate& c) {
   GLenum modeRGB = static_cast<GLenum>(c.modeRGB);
   GLenum modeAlpha = static_cast<GLenum>(c.modeAlpha);
-  if (!ValidateGLenumEquation(modeRGB)) {
+  if (!validators_->equation.IsValid(modeRGB)) {
     SetGLError(
         GL_INVALID_ENUM, "glBlendEquationSeparate: modeRGB GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumEquation(modeAlpha)) {
+  if (!validators_->equation.IsValid(modeAlpha)) {
     SetGLError(
         GL_INVALID_ENUM, "glBlendEquationSeparate: modeAlpha GL_INVALID_ENUM");
     return error::kNoError;
   }
   glBlendEquationSeparate(modeRGB, modeAlpha);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleBlendFunc(
     uint32 immediate_data_size, const gles2::BlendFunc& c) {
   GLenum sfactor = static_cast<GLenum>(c.sfactor);
   GLenum dfactor = static_cast<GLenum>(c.dfactor);
-  if (!ValidateGLenumSrcBlendFactor(sfactor)) {
+  if (!validators_->src_blend_factor.IsValid(sfactor)) {
     SetGLError(GL_INVALID_ENUM, "glBlendFunc: sfactor GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumDstBlendFactor(dfactor)) {
+  if (!validators_->dst_blend_factor.IsValid(dfactor)) {
     SetGLError(GL_INVALID_ENUM, "glBlendFunc: dfactor GL_INVALID_ENUM");
     return error::kNoError;
   }
   glBlendFunc(sfactor, dfactor);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleBlendFuncSeparate(
     uint32 immediate_data_size, const gles2::BlendFuncSeparate& c) {
   GLenum srcRGB = static_cast<GLenum>(c.srcRGB);
   GLenum dstRGB = static_cast<GLenum>(c.dstRGB);
   GLenum srcAlpha = static_cast<GLenum>(c.srcAlpha);
   GLenum dstAlpha = static_cast<GLenum>(c.dstAlpha);
-  if (!ValidateGLenumSrcBlendFactor(srcRGB)) {
+  if (!validators_->src_blend_factor.IsValid(srcRGB)) {
     SetGLError(GL_INVALID_ENUM, "glBlendFuncSeparate: srcRGB GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumDstBlendFactor(dstRGB)) {
+  if (!validators_->dst_blend_factor.IsValid(dstRGB)) {
     SetGLError(GL_INVALID_ENUM, "glBlendFuncSeparate: dstRGB GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumSrcBlendFactor(srcAlpha)) {
+  if (!validators_->src_blend_factor.IsValid(srcAlpha)) {
     SetGLError(
         GL_INVALID_ENUM, "glBlendFuncSeparate: srcAlpha GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumDstBlendFactor(dstAlpha)) {
+  if (!validators_->dst_blend_factor.IsValid(dstAlpha)) {
     SetGLError(
         GL_INVALID_ENUM, "glBlendFuncSeparate: dstAlpha GL_INVALID_ENUM");
     return error::kNoError;
   }
   glBlendFuncSeparate(srcRGB, dstRGB, srcAlpha, dstAlpha);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleBufferSubData(
     uint32 immediate_data_size, const gles2::BufferSubData& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLintptr offset = static_cast<GLintptr>(c.offset);
   GLsizeiptr size = static_cast<GLsizeiptr>(c.size);
   uint32 data_size = size;
   const void* data = GetSharedMemoryAs<const void*>(
       c.data_shm_id, c.data_shm_offset, data_size);
-  if (!ValidateGLenumBufferTarget(target)) {
+  if (!validators_->buffer_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glBufferSubData: target GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (size < 0) {
     SetGLError(GL_INVALID_VALUE, "glBufferSubData: size < 0");
     return error::kNoError;
   }
   if (data == NULL) {
     return error::kOutOfBounds;
   }
   DoBufferSubData(target, offset, size, data);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleBufferSubDataImmediate(
     uint32 immediate_data_size, const gles2::BufferSubDataImmediate& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLintptr offset = static_cast<GLintptr>(c.offset);
   GLsizeiptr size = static_cast<GLsizeiptr>(c.size);
   uint32 data_size = size;
   const void* data = GetImmediateDataAs<const void*>(
       c, data_size, immediate_data_size);
-  if (!ValidateGLenumBufferTarget(target)) {
+  if (!validators_->buffer_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glBufferSubData: target GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (size < 0) {
     SetGLError(GL_INVALID_VALUE, "glBufferSubData: size < 0");
     return error::kNoError;
   }
   if (data == NULL) {
     return error::kOutOfBounds;
   }
   DoBufferSubData(target, offset, size, data);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleCheckFramebufferStatus(
     uint32 immediate_data_size, const gles2::CheckFramebufferStatus& c) {
   GLenum target = static_cast<GLenum>(c.target);
   typedef CheckFramebufferStatus::Result Result;
   Result* result_dst = GetSharedMemoryAs<Result*>(
       c.result_shm_id, c.result_shm_offset, sizeof(*result_dst));
   if (!result_dst) {
     return error::kOutOfBounds;
   }
-  if (!ValidateGLenumFrameBufferTarget(target)) {
+  if (!validators_->frame_buffer_target.IsValid(target)) {
     SetGLError(
         GL_INVALID_ENUM, "glCheckFramebufferStatus: target GL_INVALID_ENUM");
     return error::kNoError;
   }
   *result_dst = DoCheckFramebufferStatus(target);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleClear(
     uint32 immediate_data_size, const gles2::Clear& c) {
@@ skipping 49 matching lines @@
   GLint level = static_cast<GLint>(c.level);
   GLint xoffset = static_cast<GLint>(c.xoffset);
   GLint yoffset = static_cast<GLint>(c.yoffset);
   GLsizei width = static_cast<GLsizei>(c.width);
   GLsizei height = static_cast<GLsizei>(c.height);
   GLenum format = static_cast<GLenum>(c.format);
   GLsizei imageSize = static_cast<GLsizei>(c.imageSize);
   uint32 data_size = imageSize;
   const void* data = GetSharedMemoryAs<const void*>(
       c.data_shm_id, c.data_shm_offset, data_size);
-  if (!ValidateGLenumTextureTarget(target)) {
+  if (!validators_->texture_target.IsValid(target)) {
     SetGLError(
         GL_INVALID_ENUM, "glCompressedTexSubImage2D: target GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (width < 0) {
     SetGLError(GL_INVALID_VALUE, "glCompressedTexSubImage2D: width < 0");
     return error::kNoError;
   }
   if (height < 0) {
     SetGLError(GL_INVALID_VALUE, "glCompressedTexSubImage2D: height < 0");
     return error::kNoError;
   }
-  if (!ValidateGLenumCompressedTextureFormat(format)) {
+  if (!validators_->compressed_texture_format.IsValid(format)) {
     SetGLError(
         GL_INVALID_ENUM, "glCompressedTexSubImage2D: format GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (imageSize < 0) {
     SetGLError(GL_INVALID_VALUE, "glCompressedTexSubImage2D: imageSize < 0");
     return error::kNoError;
   }
   if (data == NULL) {
     return error::kOutOfBounds;
@@ skipping 10 matching lines @@
   GLint level = static_cast<GLint>(c.level);
   GLint xoffset = static_cast<GLint>(c.xoffset);
   GLint yoffset = static_cast<GLint>(c.yoffset);
   GLsizei width = static_cast<GLsizei>(c.width);
   GLsizei height = static_cast<GLsizei>(c.height);
   GLenum format = static_cast<GLenum>(c.format);
   GLsizei imageSize = static_cast<GLsizei>(c.imageSize);
   uint32 data_size = imageSize;
   const void* data = GetImmediateDataAs<const void*>(
       c, data_size, immediate_data_size);
-  if (!ValidateGLenumTextureTarget(target)) {
+  if (!validators_->texture_target.IsValid(target)) {
     SetGLError(
         GL_INVALID_ENUM, "glCompressedTexSubImage2D: target GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (width < 0) {
     SetGLError(GL_INVALID_VALUE, "glCompressedTexSubImage2D: width < 0");
     return error::kNoError;
   }
   if (height < 0) {
     SetGLError(GL_INVALID_VALUE, "glCompressedTexSubImage2D: height < 0");
     return error::kNoError;
   }
-  if (!ValidateGLenumCompressedTextureFormat(format)) {
+  if (!validators_->compressed_texture_format.IsValid(format)) {
     SetGLError(
         GL_INVALID_ENUM, "glCompressedTexSubImage2D: format GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (imageSize < 0) {
     SetGLError(GL_INVALID_VALUE, "glCompressedTexSubImage2D: imageSize < 0");
     return error::kNoError;
   }
   if (data == NULL) {
     return error::kOutOfBounds;
   }
   glCompressedTexSubImage2D(
       target, level, xoffset, yoffset, width, height, format, imageSize, data);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleCopyTexImage2D(
     uint32 immediate_data_size, const gles2::CopyTexImage2D& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLint level = static_cast<GLint>(c.level);
   GLenum internalformat = static_cast<GLenum>(c.internalformat);
   GLint x = static_cast<GLint>(c.x);
   GLint y = static_cast<GLint>(c.y);
   GLsizei width = static_cast<GLsizei>(c.width);
   GLsizei height = static_cast<GLsizei>(c.height);
   GLint border = static_cast<GLint>(c.border);
-  if (!ValidateGLenumTextureTarget(target)) {
+  if (!validators_->texture_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glCopyTexImage2D: target GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (width < 0) {
     SetGLError(GL_INVALID_VALUE, "glCopyTexImage2D: width < 0");
     return error::kNoError;
   }
   if (height < 0) {
     SetGLError(GL_INVALID_VALUE, "glCopyTexImage2D: height < 0");
     return error::kNoError;
   }
   glCopyTexImage2D(target, level, internalformat, x, y, width, height, border);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleCopyTexSubImage2D(
     uint32 immediate_data_size, const gles2::CopyTexSubImage2D& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLint level = static_cast<GLint>(c.level);
   GLint xoffset = static_cast<GLint>(c.xoffset);
   GLint yoffset = static_cast<GLint>(c.yoffset);
   GLint x = static_cast<GLint>(c.x);
   GLint y = static_cast<GLint>(c.y);
   GLsizei width = static_cast<GLsizei>(c.width);
   GLsizei height = static_cast<GLsizei>(c.height);
-  if (!ValidateGLenumTextureTarget(target)) {
+  if (!validators_->texture_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glCopyTexSubImage2D: target GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (width < 0) {
     SetGLError(GL_INVALID_VALUE, "glCopyTexSubImage2D: width < 0");
     return error::kNoError;
   }
   if (height < 0) {
     SetGLError(GL_INVALID_VALUE, "glCopyTexSubImage2D: height < 0");
     return error::kNoError;
   }
   glCopyTexSubImage2D(target, level, xoffset, yoffset, x, y, width, height);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleCreateProgram(
     uint32 immediate_data_size, const gles2::CreateProgram& c) {
   uint32 client_id = c.client_id;
   if (!CreateProgramHelper(client_id)) {
     return error::kInvalidArguments;
   }
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleCreateShader(
     uint32 immediate_data_size, const gles2::CreateShader& c) {
   GLenum type = static_cast<GLenum>(c.type);
-  if (!ValidateGLenumShaderType(type)) {
+  if (!validators_->shader_type.IsValid(type)) {
     SetGLError(GL_INVALID_ENUM, "glCreateShader: type GL_INVALID_ENUM");
     return error::kNoError;
   }
   uint32 client_id = c.client_id;
   if (!CreateShaderHelper(type, client_id)) {
     return error::kInvalidArguments;
   }
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleCullFace(
     uint32 immediate_data_size, const gles2::CullFace& c) {
   GLenum mode = static_cast<GLenum>(c.mode);
-  if (!ValidateGLenumFaceType(mode)) {
+  if (!validators_->face_type.IsValid(mode)) {
     SetGLError(GL_INVALID_ENUM, "glCullFace: mode GL_INVALID_ENUM");
     return error::kNoError;
   }
   glCullFace(mode);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleDeleteBuffers(
     uint32 immediate_data_size, const gles2::DeleteBuffers& c) {
   GLsizei n = static_cast<GLsizei>(c.n);
@@ skipping 150 matching lines @@
   if (textures == NULL) {
     return error::kOutOfBounds;
   }
   DeleteTexturesHelper(n, textures);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleDepthFunc(
     uint32 immediate_data_size, const gles2::DepthFunc& c) {
   GLenum func = static_cast<GLenum>(c.func);
-  if (!ValidateGLenumCmpFunction(func)) {
+  if (!validators_->cmp_function.IsValid(func)) {
     SetGLError(GL_INVALID_ENUM, "glDepthFunc: func GL_INVALID_ENUM");
     return error::kNoError;
   }
   glDepthFunc(func);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleDepthMask(
     uint32 immediate_data_size, const gles2::DepthMask& c) {
   GLboolean flag = static_cast<GLboolean>(c.flag);
@@ skipping 13 matching lines @@
     uint32 immediate_data_size, const gles2::DetachShader& c) {
   GLuint program = c.program;
   GLuint shader = c.shader;
   DoDetachShader(program, shader);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleDisable(
     uint32 immediate_data_size, const gles2::Disable& c) {
   GLenum cap = static_cast<GLenum>(c.cap);
-  if (!ValidateGLenumCapability(cap)) {
+  if (!validators_->capability.IsValid(cap)) {
     SetGLError(GL_INVALID_ENUM, "glDisable: cap GL_INVALID_ENUM");
     return error::kNoError;
   }
   glDisable(cap);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleDisableVertexAttribArray(
     uint32 immediate_data_size, const gles2::DisableVertexAttribArray& c) {
   GLuint index = static_cast<GLuint>(c.index);
   DoDisableVertexAttribArray(index);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleDrawArrays(
     uint32 immediate_data_size, const gles2::DrawArrays& c) {
   GLenum mode = static_cast<GLenum>(c.mode);
   GLint first = static_cast<GLint>(c.first);
   GLsizei count = static_cast<GLsizei>(c.count);
-  if (!ValidateGLenumDrawMode(mode)) {
+  if (!validators_->draw_mode.IsValid(mode)) {
     SetGLError(GL_INVALID_ENUM, "glDrawArrays: mode GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (count < 0) {
     SetGLError(GL_INVALID_VALUE, "glDrawArrays: count < 0");
     return error::kNoError;
   }
   DoDrawArrays(mode, first, count);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleEnable(
     uint32 immediate_data_size, const gles2::Enable& c) {
   GLenum cap = static_cast<GLenum>(c.cap);
-  if (!ValidateGLenumCapability(cap)) {
+  if (!validators_->capability.IsValid(cap)) {
     SetGLError(GL_INVALID_ENUM, "glEnable: cap GL_INVALID_ENUM");
     return error::kNoError;
   }
   glEnable(cap);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleEnableVertexAttribArray(
     uint32 immediate_data_size, const gles2::EnableVertexAttribArray& c) {
   GLuint index = static_cast<GLuint>(c.index);
@@ skipping 12 matching lines @@
   glFlush();
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleFramebufferRenderbuffer(
     uint32 immediate_data_size, const gles2::FramebufferRenderbuffer& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLenum attachment = static_cast<GLenum>(c.attachment);
   GLenum renderbuffertarget = static_cast<GLenum>(c.renderbuffertarget);
   GLuint renderbuffer = c.renderbuffer;
-  if (!ValidateGLenumFrameBufferTarget(target)) {
+  if (!validators_->frame_buffer_target.IsValid(target)) {
     SetGLError(
         GL_INVALID_ENUM, "glFramebufferRenderbuffer: target GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumAttachment(attachment)) {
+  if (!validators_->attachment.IsValid(attachment)) {
     SetGLError(
         GL_INVALID_ENUM,
         "glFramebufferRenderbuffer: attachment GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumRenderBufferTarget(renderbuffertarget)) {
+  if (!validators_->render_buffer_target.IsValid(renderbuffertarget)) {
     SetGLError(
         GL_INVALID_ENUM,
         "glFramebufferRenderbuffer: renderbuffertarget GL_INVALID_ENUM");
     return error::kNoError;
   }
   DoFramebufferRenderbuffer(
       target, attachment, renderbuffertarget, renderbuffer);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleFramebufferTexture2D(
     uint32 immediate_data_size, const gles2::FramebufferTexture2D& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLenum attachment = static_cast<GLenum>(c.attachment);
   GLenum textarget = static_cast<GLenum>(c.textarget);
   GLuint texture = c.texture;
   GLint level = static_cast<GLint>(c.level);
-  if (!ValidateGLenumFrameBufferTarget(target)) {
+  if (!validators_->frame_buffer_target.IsValid(target)) {
     SetGLError(
         GL_INVALID_ENUM, "glFramebufferTexture2D: target GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumAttachment(attachment)) {
+  if (!validators_->attachment.IsValid(attachment)) {
     SetGLError(
         GL_INVALID_ENUM, "glFramebufferTexture2D: attachment GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumTextureTarget(textarget)) {
+  if (!validators_->texture_target.IsValid(textarget)) {
     SetGLError(
         GL_INVALID_ENUM, "glFramebufferTexture2D: textarget GL_INVALID_ENUM");
     return error::kNoError;
   }
   DoFramebufferTexture2D(target, attachment, textarget, texture, level);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleFrontFace(
     uint32 immediate_data_size, const gles2::FrontFace& c) {
   GLenum mode = static_cast<GLenum>(c.mode);
-  if (!ValidateGLenumFaceMode(mode)) {
+  if (!validators_->face_mode.IsValid(mode)) {
     SetGLError(GL_INVALID_ENUM, "glFrontFace: mode GL_INVALID_ENUM");
     return error::kNoError;
   }
   glFrontFace(mode);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleGenBuffers(
     uint32 immediate_data_size, const gles2::GenBuffers& c) {
   GLsizei n = static_cast<GLsizei>(c.n);
@@ skipping 34 matching lines @@
   }
   if (!GenBuffersHelper(n, buffers)) {
     return error::kInvalidArguments;
   }
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleGenerateMipmap(
     uint32 immediate_data_size, const gles2::GenerateMipmap& c) {
   GLenum target = static_cast<GLenum>(c.target);
-  if (!ValidateGLenumTextureBindTarget(target)) {
+  if (!validators_->texture_bind_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glGenerateMipmap: target GL_INVALID_ENUM");
     return error::kNoError;
   }
   DoGenerateMipmap(target);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleGenFramebuffers(
     uint32 immediate_data_size, const gles2::GenFramebuffers& c) {
   GLsizei n = static_cast<GLsizei>(c.n);
@@ skipping 128 matching lines @@
 
 error::Error GLES2DecoderImpl::HandleGetBooleanv(
     uint32 immediate_data_size, const gles2::GetBooleanv& c) {
   GLenum pname = static_cast<GLenum>(c.pname);
   typedef GetBooleanv::Result Result;
   GLsizei num_values = 0;
   GetNumValuesReturnedForGLGet(pname, &num_values);
   Result* result = GetSharedMemoryAs<Result*>(
       c.params_shm_id, c.params_shm_offset, Result::ComputeSize(num_values));
   GLboolean* params = result ? result->GetData() : NULL;
-  if (!ValidateGLenumGLState(pname)) {
+  if (!validators_->g_l_state.IsValid(pname)) {
     SetGLError(GL_INVALID_ENUM, "glGetBooleanv: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   // Check that the client initialized the result.
   if (result->size != 0) {
     return error::kInvalidArguments;
   }
@@ skipping 11 matching lines @@
 error::Error GLES2DecoderImpl::HandleGetBufferParameteriv(
     uint32 immediate_data_size, const gles2::GetBufferParameteriv& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLenum pname = static_cast<GLenum>(c.pname);
   typedef GetBufferParameteriv::Result Result;
   GLsizei num_values = 0;
   GetNumValuesReturnedForGLGet(pname, &num_values);
   Result* result = GetSharedMemoryAs<Result*>(
       c.params_shm_id, c.params_shm_offset, Result::ComputeSize(num_values));
   GLint* params = result ? result->GetData() : NULL;
-  if (!ValidateGLenumBufferTarget(target)) {
+  if (!validators_->buffer_target.IsValid(target)) {
     SetGLError(
         GL_INVALID_ENUM, "glGetBufferParameteriv: target GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumBufferParameter(pname)) {
+  if (!validators_->buffer_parameter.IsValid(pname)) {
     SetGLError(
         GL_INVALID_ENUM, "glGetBufferParameteriv: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   // Check that the client initialized the result.
   if (result->size != 0) {
     return error::kInvalidArguments;
@@ skipping 23 matching lines @@
 
 error::Error GLES2DecoderImpl::HandleGetFloatv(
     uint32 immediate_data_size, const gles2::GetFloatv& c) {
   GLenum pname = static_cast<GLenum>(c.pname);
   typedef GetFloatv::Result Result;
   GLsizei num_values = 0;
   GetNumValuesReturnedForGLGet(pname, &num_values);
   Result* result = GetSharedMemoryAs<Result*>(
       c.params_shm_id, c.params_shm_offset, Result::ComputeSize(num_values));
   GLfloat* params = result ? result->GetData() : NULL;
-  if (!ValidateGLenumGLState(pname)) {
+  if (!validators_->g_l_state.IsValid(pname)) {
     SetGLError(GL_INVALID_ENUM, "glGetFloatv: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   // Check that the client initialized the result.
   if (result->size != 0) {
     return error::kInvalidArguments;
   }
@@ skipping 13 matching lines @@
     const gles2::GetFramebufferAttachmentParameteriv& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLenum attachment = static_cast<GLenum>(c.attachment);
   GLenum pname = static_cast<GLenum>(c.pname);
   typedef GetFramebufferAttachmentParameteriv::Result Result;
   GLsizei num_values = 0;
   GetNumValuesReturnedForGLGet(pname, &num_values);
   Result* result = GetSharedMemoryAs<Result*>(
       c.params_shm_id, c.params_shm_offset, Result::ComputeSize(num_values));
   GLint* params = result ? result->GetData() : NULL;
-  if (!ValidateGLenumFrameBufferTarget(target)) {
+  if (!validators_->frame_buffer_target.IsValid(target)) {
     SetGLError(
         GL_INVALID_ENUM,
         "glGetFramebufferAttachmentParameteriv: target GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumAttachment(attachment)) {
+  if (!validators_->attachment.IsValid(attachment)) {
     SetGLError(
         GL_INVALID_ENUM,
         "glGetFramebufferAttachmentParameteriv: attachment GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumFrameBufferParameter(pname)) {
+  if (!validators_->frame_buffer_parameter.IsValid(pname)) {
     SetGLError(
         GL_INVALID_ENUM,
         "glGetFramebufferAttachmentParameteriv: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   // Check that the client initialized the result.
   if (result->size != 0) {
@@ skipping 12 matching lines @@
 
 error::Error GLES2DecoderImpl::HandleGetIntegerv(
     uint32 immediate_data_size, const gles2::GetIntegerv& c) {
   GLenum pname = static_cast<GLenum>(c.pname);
   typedef GetIntegerv::Result Result;
   GLsizei num_values = 0;
   GetNumValuesReturnedForGLGet(pname, &num_values);
   Result* result = GetSharedMemoryAs<Result*>(
       c.params_shm_id, c.params_shm_offset, Result::ComputeSize(num_values));
   GLint* params = result ? result->GetData() : NULL;
-  if (!ValidateGLenumGLState(pname)) {
+  if (!validators_->g_l_state.IsValid(pname)) {
     SetGLError(GL_INVALID_ENUM, "glGetIntegerv: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   // Check that the client initialized the result.
   if (result->size != 0) {
     return error::kInvalidArguments;
   }
@@ skipping 11 matching lines @@
 error::Error GLES2DecoderImpl::HandleGetProgramiv(
     uint32 immediate_data_size, const gles2::GetProgramiv& c) {
   GLuint program = c.program;
   GLenum pname = static_cast<GLenum>(c.pname);
   typedef GetProgramiv::Result Result;
   GLsizei num_values = 0;
   GetNumValuesReturnedForGLGet(pname, &num_values);
   Result* result = GetSharedMemoryAs<Result*>(
       c.params_shm_id, c.params_shm_offset, Result::ComputeSize(num_values));
   GLint* params = result ? result->GetData() : NULL;
-  if (!ValidateGLenumProgramParameter(pname)) {
+  if (!validators_->program_parameter.IsValid(pname)) {
     SetGLError(GL_INVALID_ENUM, "glGetProgramiv: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   // Check that the client initialized the result.
   if (result->size != 0) {
     return error::kInvalidArguments;
   }
@@ skipping 11 matching lines @@
 error::Error GLES2DecoderImpl::HandleGetRenderbufferParameteriv(
     uint32 immediate_data_size, const gles2::GetRenderbufferParameteriv& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLenum pname = static_cast<GLenum>(c.pname);
   typedef GetRenderbufferParameteriv::Result Result;
   GLsizei num_values = 0;
   GetNumValuesReturnedForGLGet(pname, &num_values);
   Result* result = GetSharedMemoryAs<Result*>(
       c.params_shm_id, c.params_shm_offset, Result::ComputeSize(num_values));
   GLint* params = result ? result->GetData() : NULL;
-  if (!ValidateGLenumRenderBufferTarget(target)) {
+  if (!validators_->render_buffer_target.IsValid(target)) {
     SetGLError(
         GL_INVALID_ENUM,
         "glGetRenderbufferParameteriv: target GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumRenderBufferParameter(pname)) {
+  if (!validators_->render_buffer_parameter.IsValid(pname)) {
     SetGLError(
         GL_INVALID_ENUM,
         "glGetRenderbufferParameteriv: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   // Check that the client initialized the result.
   if (result->size != 0) {
@@ skipping 13 matching lines @@
 error::Error GLES2DecoderImpl::HandleGetShaderiv(
     uint32 immediate_data_size, const gles2::GetShaderiv& c) {
   GLuint shader = c.shader;
   GLenum pname = static_cast<GLenum>(c.pname);
   typedef GetShaderiv::Result Result;
   GLsizei num_values = 0;
   GetNumValuesReturnedForGLGet(pname, &num_values);
   Result* result = GetSharedMemoryAs<Result*>(
       c.params_shm_id, c.params_shm_offset, Result::ComputeSize(num_values));
   GLint* params = result ? result->GetData() : NULL;
-  if (!ValidateGLenumShaderParameter(pname)) {
+  if (!validators_->shader_parameter.IsValid(pname)) {
     SetGLError(GL_INVALID_ENUM, "glGetShaderiv: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   // Check that the client initialized the result.
   if (result->size != 0) {
     return error::kInvalidArguments;
   }
@@ skipping 11 matching lines @@
 error::Error GLES2DecoderImpl::HandleGetTexParameterfv(
     uint32 immediate_data_size, const gles2::GetTexParameterfv& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLenum pname = static_cast<GLenum>(c.pname);
   typedef GetTexParameterfv::Result Result;
   GLsizei num_values = 0;
   GetNumValuesReturnedForGLGet(pname, &num_values);
   Result* result = GetSharedMemoryAs<Result*>(
       c.params_shm_id, c.params_shm_offset, Result::ComputeSize(num_values));
   GLfloat* params = result ? result->GetData() : NULL;
-  if (!ValidateGLenumTextureTarget(target)) {
+  if (!validators_->texture_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glGetTexParameterfv: target GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumTextureParameter(pname)) {
+  if (!validators_->texture_parameter.IsValid(pname)) {
     SetGLError(GL_INVALID_ENUM, "glGetTexParameterfv: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   // Check that the client initialized the result.
   if (result->size != 0) {
     return error::kInvalidArguments;
   }
@@ skipping 11 matching lines @@
 error::Error GLES2DecoderImpl::HandleGetTexParameteriv(
     uint32 immediate_data_size, const gles2::GetTexParameteriv& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLenum pname = static_cast<GLenum>(c.pname);
   typedef GetTexParameteriv::Result Result;
   GLsizei num_values = 0;
   GetNumValuesReturnedForGLGet(pname, &num_values);
   Result* result = GetSharedMemoryAs<Result*>(
       c.params_shm_id, c.params_shm_offset, Result::ComputeSize(num_values));
   GLint* params = result ? result->GetData() : NULL;
-  if (!ValidateGLenumTextureTarget(target)) {
+  if (!validators_->texture_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glGetTexParameteriv: target GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumTextureParameter(pname)) {
+  if (!validators_->texture_parameter.IsValid(pname)) {
     SetGLError(GL_INVALID_ENUM, "glGetTexParameteriv: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   // Check that the client initialized the result.
   if (result->size != 0) {
     return error::kInvalidArguments;
   }
@@ skipping 11 matching lines @@
 error::Error GLES2DecoderImpl::HandleGetVertexAttribfv(
     uint32 immediate_data_size, const gles2::GetVertexAttribfv& c) {
   GLuint index = static_cast<GLuint>(c.index);
   GLenum pname = static_cast<GLenum>(c.pname);
   typedef GetVertexAttribfv::Result Result;
   GLsizei num_values = 0;
   GetNumValuesReturnedForGLGet(pname, &num_values);
   Result* result = GetSharedMemoryAs<Result*>(
       c.params_shm_id, c.params_shm_offset, Result::ComputeSize(num_values));
   GLfloat* params = result ? result->GetData() : NULL;
-  if (!ValidateGLenumVertexAttribute(pname)) {
+  if (!validators_->vertex_attribute.IsValid(pname)) {
     SetGLError(GL_INVALID_ENUM, "glGetVertexAttribfv: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   // Check that the client initialized the result.
   if (result->size != 0) {
     return error::kInvalidArguments;
   }
@@ skipping 11 matching lines @@
 error::Error GLES2DecoderImpl::HandleGetVertexAttribiv(
     uint32 immediate_data_size, const gles2::GetVertexAttribiv& c) {
   GLuint index = static_cast<GLuint>(c.index);
   GLenum pname = static_cast<GLenum>(c.pname);
   typedef GetVertexAttribiv::Result Result;
   GLsizei num_values = 0;
   GetNumValuesReturnedForGLGet(pname, &num_values);
   Result* result = GetSharedMemoryAs<Result*>(
       c.params_shm_id, c.params_shm_offset, Result::ComputeSize(num_values));
   GLint* params = result ? result->GetData() : NULL;
-  if (!ValidateGLenumVertexAttribute(pname)) {
+  if (!validators_->vertex_attribute.IsValid(pname)) {
     SetGLError(GL_INVALID_ENUM, "glGetVertexAttribiv: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   // Check that the client initialized the result.
   if (result->size != 0) {
     return error::kInvalidArguments;
   }
   CopyRealGLErrorsToWrapper();
   DoGetVertexAttribiv(index, pname, params);
   GLenum error = glGetError();
   if (error == GL_NO_ERROR) {
     result->SetNumResults(num_values);
   } else {
     SetGLError(error, NULL);
   }
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleHint(
     uint32 immediate_data_size, const gles2::Hint& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLenum mode = static_cast<GLenum>(c.mode);
-  if (!ValidateGLenumHintTarget(target)) {
+  if (!validators_->hint_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glHint: target GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumHintMode(mode)) {
+  if (!validators_->hint_mode.IsValid(mode)) {
     SetGLError(GL_INVALID_ENUM, "glHint: mode GL_INVALID_ENUM");
     return error::kNoError;
   }
   glHint(target, mode);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleIsBuffer(
     uint32 immediate_data_size, const gles2::IsBuffer& c) {
   GLuint buffer = c.buffer;
   typedef IsBuffer::Result Result;
   Result* result_dst = GetSharedMemoryAs<Result*>(
       c.result_shm_id, c.result_shm_offset, sizeof(*result_dst));
   if (!result_dst) {
     return error::kOutOfBounds;
   }
   *result_dst = DoIsBuffer(buffer);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleIsEnabled(
     uint32 immediate_data_size, const gles2::IsEnabled& c) {
   GLenum cap = static_cast<GLenum>(c.cap);
   typedef IsEnabled::Result Result;
   Result* result_dst = GetSharedMemoryAs<Result*>(
       c.result_shm_id, c.result_shm_offset, sizeof(*result_dst));
   if (!result_dst) {
     return error::kOutOfBounds;
   }
-  if (!ValidateGLenumCapability(cap)) {
+  if (!validators_->capability.IsValid(cap)) {
     SetGLError(GL_INVALID_ENUM, "glIsEnabled: cap GL_INVALID_ENUM");
     return error::kNoError;
   }
   *result_dst = glIsEnabled(cap);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleIsFramebuffer(
     uint32 immediate_data_size, const gles2::IsFramebuffer& c) {
   GLuint framebuffer = c.framebuffer;
@@ skipping 86 matching lines @@
   DoReleaseShaderCompiler();
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleRenderbufferStorage(
     uint32 immediate_data_size, const gles2::RenderbufferStorage& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLenum internalformat = static_cast<GLenum>(c.internalformat);
   GLsizei width = static_cast<GLsizei>(c.width);
   GLsizei height = static_cast<GLsizei>(c.height);
-  if (!ValidateGLenumRenderBufferTarget(target)) {
+  if (!validators_->render_buffer_target.IsValid(target)) {
     SetGLError(
         GL_INVALID_ENUM, "glRenderbufferStorage: target GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumRenderBufferFormat(internalformat)) {
+  if (!validators_->render_buffer_format.IsValid(internalformat)) {
     SetGLError(
         GL_INVALID_ENUM,
         "glRenderbufferStorage: internalformat GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (width < 0) {
     SetGLError(GL_INVALID_VALUE, "glRenderbufferStorage: width < 0");
     return error::kNoError;
   }
   if (height < 0) {
@@ skipping 28 matching lines @@
   }
   glScissor(x, y, width, height);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleStencilFunc(
     uint32 immediate_data_size, const gles2::StencilFunc& c) {
   GLenum func = static_cast<GLenum>(c.func);
   GLint ref = static_cast<GLint>(c.ref);
   GLuint mask = static_cast<GLuint>(c.mask);
-  if (!ValidateGLenumCmpFunction(func)) {
+  if (!validators_->cmp_function.IsValid(func)) {
     SetGLError(GL_INVALID_ENUM, "glStencilFunc: func GL_INVALID_ENUM");
     return error::kNoError;
   }
   glStencilFunc(func, ref, mask);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleStencilFuncSeparate(
     uint32 immediate_data_size, const gles2::StencilFuncSeparate& c) {
   GLenum face = static_cast<GLenum>(c.face);
   GLenum func = static_cast<GLenum>(c.func);
   GLint ref = static_cast<GLint>(c.ref);
   GLuint mask = static_cast<GLuint>(c.mask);
-  if (!ValidateGLenumFaceType(face)) {
+  if (!validators_->face_type.IsValid(face)) {
     SetGLError(GL_INVALID_ENUM, "glStencilFuncSeparate: face GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumCmpFunction(func)) {
+  if (!validators_->cmp_function.IsValid(func)) {
     SetGLError(GL_INVALID_ENUM, "glStencilFuncSeparate: func GL_INVALID_ENUM");
     return error::kNoError;
   }
   glStencilFuncSeparate(face, func, ref, mask);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleStencilMask(
     uint32 immediate_data_size, const gles2::StencilMask& c) {
   GLuint mask = static_cast<GLuint>(c.mask);
   glStencilMask(mask);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleStencilMaskSeparate(
     uint32 immediate_data_size, const gles2::StencilMaskSeparate& c) {
   GLenum face = static_cast<GLenum>(c.face);
   GLuint mask = static_cast<GLuint>(c.mask);
-  if (!ValidateGLenumFaceType(face)) {
+  if (!validators_->face_type.IsValid(face)) {
     SetGLError(GL_INVALID_ENUM, "glStencilMaskSeparate: face GL_INVALID_ENUM");
     return error::kNoError;
   }
   glStencilMaskSeparate(face, mask);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleStencilOp(
     uint32 immediate_data_size, const gles2::StencilOp& c) {
   GLenum fail = static_cast<GLenum>(c.fail);
   GLenum zfail = static_cast<GLenum>(c.zfail);
   GLenum zpass = static_cast<GLenum>(c.zpass);
-  if (!ValidateGLenumStencilOp(fail)) {
+  if (!validators_->stencil_op.IsValid(fail)) {
     SetGLError(GL_INVALID_ENUM, "glStencilOp: fail GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumStencilOp(zfail)) {
+  if (!validators_->stencil_op.IsValid(zfail)) {
     SetGLError(GL_INVALID_ENUM, "glStencilOp: zfail GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumStencilOp(zpass)) {
+  if (!validators_->stencil_op.IsValid(zpass)) {
     SetGLError(GL_INVALID_ENUM, "glStencilOp: zpass GL_INVALID_ENUM");
     return error::kNoError;
   }
   glStencilOp(fail, zfail, zpass);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleStencilOpSeparate(
     uint32 immediate_data_size, const gles2::StencilOpSeparate& c) {
   GLenum face = static_cast<GLenum>(c.face);
   GLenum fail = static_cast<GLenum>(c.fail);
   GLenum zfail = static_cast<GLenum>(c.zfail);
   GLenum zpass = static_cast<GLenum>(c.zpass);
-  if (!ValidateGLenumFaceType(face)) {
+  if (!validators_->face_type.IsValid(face)) {
     SetGLError(GL_INVALID_ENUM, "glStencilOpSeparate: face GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumStencilOp(fail)) {
+  if (!validators_->stencil_op.IsValid(fail)) {
     SetGLError(GL_INVALID_ENUM, "glStencilOpSeparate: fail GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumStencilOp(zfail)) {
+  if (!validators_->stencil_op.IsValid(zfail)) {
     SetGLError(GL_INVALID_ENUM, "glStencilOpSeparate: zfail GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumStencilOp(zpass)) {
+  if (!validators_->stencil_op.IsValid(zpass)) {
     SetGLError(GL_INVALID_ENUM, "glStencilOpSeparate: zpass GL_INVALID_ENUM");
     return error::kNoError;
   }
   glStencilOpSeparate(face, fail, zfail, zpass);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleTexParameterf(
     uint32 immediate_data_size, const gles2::TexParameterf& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLenum pname = static_cast<GLenum>(c.pname);
   GLfloat param = static_cast<GLfloat>(c.param);
-  if (!ValidateGLenumTextureBindTarget(target)) {
+  if (!validators_->texture_bind_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glTexParameterf: target GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumTextureParameter(pname)) {
+  if (!validators_->texture_parameter.IsValid(pname)) {
     SetGLError(GL_INVALID_ENUM, "glTexParameterf: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   DoTexParameterf(target, pname, param);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleTexParameterfv(
     uint32 immediate_data_size, const gles2::TexParameterfv& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLenum pname = static_cast<GLenum>(c.pname);
   uint32 data_size;
   if (!ComputeDataSize(1, sizeof(GLfloat), 1, &data_size)) {
     return error::kOutOfBounds;
   }
   const GLfloat* params = GetSharedMemoryAs<const GLfloat*>(
       c.params_shm_id, c.params_shm_offset, data_size);
-  if (!ValidateGLenumTextureBindTarget(target)) {
+  if (!validators_->texture_bind_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glTexParameterfv: target GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumTextureParameter(pname)) {
+  if (!validators_->texture_parameter.IsValid(pname)) {
     SetGLError(GL_INVALID_ENUM, "glTexParameterfv: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   DoTexParameterfv(target, pname, params);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleTexParameterfvImmediate(
     uint32 immediate_data_size, const gles2::TexParameterfvImmediate& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLenum pname = static_cast<GLenum>(c.pname);
   uint32 data_size;
   if (!ComputeDataSize(1, sizeof(GLfloat), 1, &data_size)) {
     return error::kOutOfBounds;
   }
   if (data_size > immediate_data_size) {
     return error::kOutOfBounds;
   }
   const GLfloat* params = GetImmediateDataAs<const GLfloat*>(
       c, data_size, immediate_data_size);
-  if (!ValidateGLenumTextureBindTarget(target)) {
+  if (!validators_->texture_bind_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glTexParameterfv: target GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumTextureParameter(pname)) {
+  if (!validators_->texture_parameter.IsValid(pname)) {
     SetGLError(GL_INVALID_ENUM, "glTexParameterfv: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   DoTexParameterfv(target, pname, params);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleTexParameteri(
     uint32 immediate_data_size, const gles2::TexParameteri& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLenum pname = static_cast<GLenum>(c.pname);
   GLint param = static_cast<GLint>(c.param);
-  if (!ValidateGLenumTextureBindTarget(target)) {
+  if (!validators_->texture_bind_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glTexParameteri: target GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumTextureParameter(pname)) {
+  if (!validators_->texture_parameter.IsValid(pname)) {
     SetGLError(GL_INVALID_ENUM, "glTexParameteri: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   DoTexParameteri(target, pname, param);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleTexParameteriv(
     uint32 immediate_data_size, const gles2::TexParameteriv& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLenum pname = static_cast<GLenum>(c.pname);
   uint32 data_size;
   if (!ComputeDataSize(1, sizeof(GLint), 1, &data_size)) {
     return error::kOutOfBounds;
   }
   const GLint* params = GetSharedMemoryAs<const GLint*>(
       c.params_shm_id, c.params_shm_offset, data_size);
-  if (!ValidateGLenumTextureBindTarget(target)) {
+  if (!validators_->texture_bind_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glTexParameteriv: target GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumTextureParameter(pname)) {
+  if (!validators_->texture_parameter.IsValid(pname)) {
     SetGLError(GL_INVALID_ENUM, "glTexParameteriv: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   DoTexParameteriv(target, pname, params);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleTexParameterivImmediate(
     uint32 immediate_data_size, const gles2::TexParameterivImmediate& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLenum pname = static_cast<GLenum>(c.pname);
   uint32 data_size;
   if (!ComputeDataSize(1, sizeof(GLint), 1, &data_size)) {
     return error::kOutOfBounds;
   }
   if (data_size > immediate_data_size) {
     return error::kOutOfBounds;
   }
   const GLint* params = GetImmediateDataAs<const GLint*>(
       c, data_size, immediate_data_size);
-  if (!ValidateGLenumTextureBindTarget(target)) {
+  if (!validators_->texture_bind_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glTexParameteriv: target GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumTextureParameter(pname)) {
+  if (!validators_->texture_parameter.IsValid(pname)) {
     SetGLError(GL_INVALID_ENUM, "glTexParameteriv: pname GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   DoTexParameteriv(target, pname, params);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleTexSubImage2D(
     uint32 immediate_data_size, const gles2::TexSubImage2D& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLint level = static_cast<GLint>(c.level);
   GLint xoffset = static_cast<GLint>(c.xoffset);
   GLint yoffset = static_cast<GLint>(c.yoffset);
   GLsizei width = static_cast<GLsizei>(c.width);
   GLsizei height = static_cast<GLsizei>(c.height);
   GLenum format = static_cast<GLenum>(c.format);
   GLenum type = static_cast<GLenum>(c.type);
   uint32 data_size;
   if (!GLES2Util::ComputeImageDataSize(
       width, height, format, type, unpack_alignment_, &data_size)) {
     return error::kOutOfBounds;
   }
   const void* pixels = GetSharedMemoryAs<const void*>(
       c.pixels_shm_id, c.pixels_shm_offset, data_size);
-  if (!ValidateGLenumTextureTarget(target)) {
+  if (!validators_->texture_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glTexSubImage2D: target GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (width < 0) {
     SetGLError(GL_INVALID_VALUE, "glTexSubImage2D: width < 0");
     return error::kNoError;
   }
   if (height < 0) {
     SetGLError(GL_INVALID_VALUE, "glTexSubImage2D: height < 0");
     return error::kNoError;
   }
-  if (!ValidateGLenumTextureFormat(format)) {
+  if (!validators_->texture_format.IsValid(format)) {
     SetGLError(GL_INVALID_ENUM, "glTexSubImage2D: format GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumPixelType(type)) {
+  if (!validators_->pixel_type.IsValid(type)) {
     SetGLError(GL_INVALID_ENUM, "glTexSubImage2D: type GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (pixels == NULL) {
     return error::kOutOfBounds;
   }
   glTexSubImage2D(
       target, level, xoffset, yoffset, width, height, format, type, pixels);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleTexSubImage2DImmediate(
     uint32 immediate_data_size, const gles2::TexSubImage2DImmediate& c) {
   GLenum target = static_cast<GLenum>(c.target);
   GLint level = static_cast<GLint>(c.level);
   GLint xoffset = static_cast<GLint>(c.xoffset);
   GLint yoffset = static_cast<GLint>(c.yoffset);
   GLsizei width = static_cast<GLsizei>(c.width);
   GLsizei height = static_cast<GLsizei>(c.height);
   GLenum format = static_cast<GLenum>(c.format);
   GLenum type = static_cast<GLenum>(c.type);
   uint32 data_size;
   if (!GLES2Util::ComputeImageDataSize(
       width, height, format, type, unpack_alignment_, &data_size)) {
     return error::kOutOfBounds;
   }
   const void* pixels = GetImmediateDataAs<const void*>(
       c, data_size, immediate_data_size);
-  if (!ValidateGLenumTextureTarget(target)) {
+  if (!validators_->texture_target.IsValid(target)) {
     SetGLError(GL_INVALID_ENUM, "glTexSubImage2D: target GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (width < 0) {
     SetGLError(GL_INVALID_VALUE, "glTexSubImage2D: width < 0");
     return error::kNoError;
   }
   if (height < 0) {
     SetGLError(GL_INVALID_VALUE, "glTexSubImage2D: height < 0");
     return error::kNoError;
   }
-  if (!ValidateGLenumTextureFormat(format)) {
+  if (!validators_->texture_format.IsValid(format)) {
     SetGLError(GL_INVALID_ENUM, "glTexSubImage2D: format GL_INVALID_ENUM");
     return error::kNoError;
   }
-  if (!ValidateGLenumPixelType(type)) {
+  if (!validators_->pixel_type.IsValid(type)) {
     SetGLError(GL_INVALID_ENUM, "glTexSubImage2D: type GL_INVALID_ENUM");
     return error::kNoError;
   }
   if (pixels == NULL) {
     return error::kOutOfBounds;
   }
   glTexSubImage2D(
       target, level, xoffset, yoffset, width, height, format, type, pixels);
   return error::kNoError;
 }
@@ skipping 446 matching lines @@
   uint32 data_size;
   if (!ComputeDataSize(1, sizeof(GLfloat), 4, &data_size)) {
     return error::kOutOfBounds;
   }
   const GLfloat* value = GetSharedMemoryAs<const GLfloat*>(
       c.value_shm_id, c.value_shm_offset, data_size);
   if (count < 0) {
     SetGLError(GL_INVALID_VALUE, "glUniformMatrix2fv: count < 0");
     return error::kNoError;
   }
-  if (!ValidateGLbooleanFalse(transpose)) {
+  if (!validators_->false_only.IsValid(transpose)) {
     SetGLError(
         GL_INVALID_VALUE, "glUniformMatrix2fv: transpose GL_INVALID_VALUE");
     return error::kNoError;
   }
   if (value == NULL) {
     return error::kOutOfBounds;
   }
   glUniformMatrix2fv(location, count, transpose, value);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleUniformMatrix2fvImmediate(
     uint32 immediate_data_size, const gles2::UniformMatrix2fvImmediate& c) {
   GLint location = static_cast<GLint>(c.location);
   GLsizei count = static_cast<GLsizei>(c.count);
   GLboolean transpose = static_cast<GLboolean>(c.transpose);
   uint32 data_size;
   if (!ComputeDataSize(1, sizeof(GLfloat), 4, &data_size)) {
     return error::kOutOfBounds;
   }
   if (data_size > immediate_data_size) {
     return error::kOutOfBounds;
   }
   const GLfloat* value = GetImmediateDataAs<const GLfloat*>(
       c, data_size, immediate_data_size);
   if (count < 0) {
     SetGLError(GL_INVALID_VALUE, "glUniformMatrix2fv: count < 0");
     return error::kNoError;
   }
-  if (!ValidateGLbooleanFalse(transpose)) {
+  if (!validators_->false_only.IsValid(transpose)) {
     SetGLError(
         GL_INVALID_VALUE, "glUniformMatrix2fv: transpose GL_INVALID_VALUE");
     return error::kNoError;
   }
   if (value == NULL) {
     return error::kOutOfBounds;
   }
   glUniformMatrix2fv(location, count, transpose, value);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleUniformMatrix3fv(
     uint32 immediate_data_size, const gles2::UniformMatrix3fv& c) {
   GLint location = static_cast<GLint>(c.location);
   GLsizei count = static_cast<GLsizei>(c.count);
   GLboolean transpose = static_cast<GLboolean>(c.transpose);
   uint32 data_size;
   if (!ComputeDataSize(1, sizeof(GLfloat), 9, &data_size)) {
     return error::kOutOfBounds;
   }
   const GLfloat* value = GetSharedMemoryAs<const GLfloat*>(
       c.value_shm_id, c.value_shm_offset, data_size);
   if (count < 0) {
     SetGLError(GL_INVALID_VALUE, "glUniformMatrix3fv: count < 0");
     return error::kNoError;
   }
-  if (!ValidateGLbooleanFalse(transpose)) {
+  if (!validators_->false_only.IsValid(transpose)) {
     SetGLError(
         GL_INVALID_VALUE, "glUniformMatrix3fv: transpose GL_INVALID_VALUE");
     return error::kNoError;
   }
   if (value == NULL) {
     return error::kOutOfBounds;
   }
   glUniformMatrix3fv(location, count, transpose, value);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleUniformMatrix3fvImmediate(
     uint32 immediate_data_size, const gles2::UniformMatrix3fvImmediate& c) {
   GLint location = static_cast<GLint>(c.location);
   GLsizei count = static_cast<GLsizei>(c.count);
   GLboolean transpose = static_cast<GLboolean>(c.transpose);
   uint32 data_size;
   if (!ComputeDataSize(1, sizeof(GLfloat), 9, &data_size)) {
     return error::kOutOfBounds;
   }
   if (data_size > immediate_data_size) {
     return error::kOutOfBounds;
   }
   const GLfloat* value = GetImmediateDataAs<const GLfloat*>(
       c, data_size, immediate_data_size);
   if (count < 0) {
     SetGLError(GL_INVALID_VALUE, "glUniformMatrix3fv: count < 0");
     return error::kNoError;
   }
-  if (!ValidateGLbooleanFalse(transpose)) {
+  if (!validators_->false_only.IsValid(transpose)) {
     SetGLError(
         GL_INVALID_VALUE, "glUniformMatrix3fv: transpose GL_INVALID_VALUE");
     return error::kNoError;
   }
   if (value == NULL) {
     return error::kOutOfBounds;
   }
   glUniformMatrix3fv(location, count, transpose, value);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleUniformMatrix4fv(
     uint32 immediate_data_size, const gles2::UniformMatrix4fv& c) {
   GLint location = static_cast<GLint>(c.location);
   GLsizei count = static_cast<GLsizei>(c.count);
   GLboolean transpose = static_cast<GLboolean>(c.transpose);
   uint32 data_size;
   if (!ComputeDataSize(1, sizeof(GLfloat), 16, &data_size)) {
     return error::kOutOfBounds;
   }
   const GLfloat* value = GetSharedMemoryAs<const GLfloat*>(
       c.value_shm_id, c.value_shm_offset, data_size);
   if (count < 0) {
     SetGLError(GL_INVALID_VALUE, "glUniformMatrix4fv: count < 0");
     return error::kNoError;
   }
-  if (!ValidateGLbooleanFalse(transpose)) {
+  if (!validators_->false_only.IsValid(transpose)) {
     SetGLError(
         GL_INVALID_VALUE, "glUniformMatrix4fv: transpose GL_INVALID_VALUE");
     return error::kNoError;
   }
   if (value == NULL) {
     return error::kOutOfBounds;
   }
   glUniformMatrix4fv(location, count, transpose, value);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleUniformMatrix4fvImmediate(
     uint32 immediate_data_size, const gles2::UniformMatrix4fvImmediate& c) {
   GLint location = static_cast<GLint>(c.location);
   GLsizei count = static_cast<GLsizei>(c.count);
   GLboolean transpose = static_cast<GLboolean>(c.transpose);
   uint32 data_size;
   if (!ComputeDataSize(1, sizeof(GLfloat), 16, &data_size)) {
     return error::kOutOfBounds;
   }
   if (data_size > immediate_data_size) {
     return error::kOutOfBounds;
   }
   const GLfloat* value = GetImmediateDataAs<const GLfloat*>(
       c, data_size, immediate_data_size);
   if (count < 0) {
     SetGLError(GL_INVALID_VALUE, "glUniformMatrix4fv: count < 0");
     return error::kNoError;
   }
-  if (!ValidateGLbooleanFalse(transpose)) {
+  if (!validators_->false_only.IsValid(transpose)) {
     SetGLError(
         GL_INVALID_VALUE, "glUniformMatrix4fv: transpose GL_INVALID_VALUE");
     return error::kNoError;
   }
   if (value == NULL) {
     return error::kOutOfBounds;
   }
   glUniformMatrix4fv(location, count, transpose, value);
   return error::kNoError;
 }
@@ skipping 217 matching lines @@
   typedef GetMaxValueInBuffer::Result Result;
   Result* result_dst = GetSharedMemoryAs<Result*>(
       c.result_shm_id, c.result_shm_offset, sizeof(*result_dst));
   if (!result_dst) {
     return error::kOutOfBounds;
   }
   if (count < 0) {
     SetGLError(GL_INVALID_VALUE, "glGetMaxValueInBuffer: count < 0");
     return error::kNoError;
   }
-  if (!ValidateGLenumGetMaxIndexType(type)) {
+  if (!validators_->get_max_index_type.IsValid(type)) {
     SetGLError(GL_INVALID_ENUM, "glGetMaxValueInBuffer: type GL_INVALID_ENUM");
     return error::kNoError;
   }
   *result_dst = DoGetMaxValueInBuffer(buffer_id, count, type, offset);
   return error::kNoError;
 }
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_AUTOGEN_H_