Update from https://crrev.com/314320

gpu/command_buffer/service/gles2_cmd_decoder_autogen.h

 // Copyright 2014 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 from
 // gpu/command_buffer/build_gles2_cmd_buffer.py
 // It's formatted by clang-format using chromium coding style:
 //    clang-format -i -style=chromium filename
 // DO NOT EDIT!
 
@@ skipping 68 matching lines @@
   if (!unsafe_es3_apis_enabled())
     return error::kUnknownCommand;
   const gles2::cmds::BindBufferRange& c =
       *static_cast<const gles2::cmds::BindBufferRange*>(cmd_data);
   (void)c;
   GLenum target = static_cast<GLenum>(c.target);
   GLuint index = static_cast<GLuint>(c.index);
   GLuint buffer = c.buffer;
   GLintptr offset = static_cast<GLintptr>(c.offset);
   GLsizeiptr size = static_cast<GLsizeiptr>(c.size);
-  if (size < 0) {
-    LOCAL_SET_GL_ERROR(GL_INVALID_VALUE, "glBindBufferRange", "size < 0");
-    return error::kNoError;
-  }
   if (!group_->GetBufferServiceId(buffer, &buffer)) {
     if (!group_->bind_generates_resource()) {
       LOCAL_SET_GL_ERROR(GL_INVALID_OPERATION, "glBindBufferRange",
                          "invalid buffer id");
       return error::kNoError;
     }
     GLuint client_id = buffer;
     glGenBuffersARB(1, &buffer);
     CreateBuffer(client_id, buffer);
   }
@@ skipping 506 matching lines @@
   if (!unsafe_es3_apis_enabled())
     return error::kUnknownCommand;
   const gles2::cmds::CopyBufferSubData& c =
       *static_cast<const gles2::cmds::CopyBufferSubData*>(cmd_data);
   (void)c;
   GLenum readtarget = static_cast<GLenum>(c.readtarget);
   GLenum writetarget = static_cast<GLenum>(c.writetarget);
   GLintptr readoffset = static_cast<GLintptr>(c.readoffset);
   GLintptr writeoffset = static_cast<GLintptr>(c.writeoffset);
   GLsizeiptr size = static_cast<GLsizeiptr>(c.size);
-  if (size < 0) {
-    LOCAL_SET_GL_ERROR(GL_INVALID_VALUE, "glCopyBufferSubData", "size < 0");
-    return error::kNoError;
-  }
   glCopyBufferSubData(readtarget, writetarget, readoffset, writeoffset, size);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleCopyTexImage2D(
     uint32_t immediate_data_size,
     const void* cmd_data) {
   const gles2::cmds::CopyTexImage2D& c =
       *static_cast<const gles2::cmds::CopyTexImage2D*>(cmd_data);
   (void)c;
@@ skipping 57 matching lines @@
     return error::kNoError;
   }
   if (height < 0) {
     LOCAL_SET_GL_ERROR(GL_INVALID_VALUE, "glCopyTexSubImage2D", "height < 0");
     return error::kNoError;
   }
   DoCopyTexSubImage2D(target, level, xoffset, yoffset, x, y, width, height);
   return error::kNoError;
 }
 
+error::Error GLES2DecoderImpl::HandleCopyTexSubImage3D(
+    uint32_t immediate_data_size,
+    const void* cmd_data) {
+  if (!unsafe_es3_apis_enabled())
+    return error::kUnknownCommand;
+  const gles2::cmds::CopyTexSubImage3D& c =
+      *static_cast<const gles2::cmds::CopyTexSubImage3D*>(cmd_data);
+  (void)c;
+  error::Error error;
+  error = WillAccessBoundFramebufferForRead();
+  if (error != error::kNoError)
+    return error;
+  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 zoffset = static_cast<GLint>(c.zoffset);
+  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);
+  glCopyTexSubImage3D(target, level, xoffset, yoffset, zoffset, x, y, width,
+                      height);
+  return error::kNoError;
+}
+
 error::Error GLES2DecoderImpl::HandleCreateProgram(uint32_t immediate_data_size,
                                                    const void* cmd_data) {
   const gles2::cmds::CreateProgram& c =
       *static_cast<const gles2::cmds::CreateProgram*>(cmd_data);
   (void)c;
   uint32_t client_id = c.client_id;
   if (GetProgram(client_id)) {
     return error::kInvalidArguments;
   }
   GLuint service_id = glCreateProgram();
@@ skipping 809 matching lines @@
   GLenum target = static_cast<GLenum>(c.target);
   GLenum format = static_cast<GLenum>(c.format);
   GLenum pname = static_cast<GLenum>(c.pname);
   GLsizei bufSize = static_cast<GLsizei>(c.bufSize);
   typedef cmds::GetInternalformativ::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 (bufSize < 0) {
-    LOCAL_SET_GL_ERROR(GL_INVALID_VALUE, "glGetInternalformativ",
-                       "bufSize < 0");
-    return error::kNoError;
-  }
   if (params == NULL) {
     return error::kOutOfBounds;
   }
   LOCAL_COPY_REAL_GL_ERRORS_TO_WRAPPER("GetInternalformativ");
   // Check that the client initialized the result.
   if (result->size != 0) {
     return error::kInvalidArguments;
   }
   glGetInternalformativ(target, format, pname, bufSize, params);
   GLenum error = glGetError();
@@ skipping 427 matching lines @@
   }
   const GLenum* attachments =
       GetImmediateDataAs<const GLenum*>(c, data_size, immediate_data_size);
   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 (attachments == NULL) {
     return error::kOutOfBounds;
   }
-  if (width < 0) {
-    LOCAL_SET_GL_ERROR(GL_INVALID_VALUE, "glInvalidateSubFramebuffer",
-                       "width < 0");
-    return error::kNoError;
-  }
-  if (height < 0) {
-    LOCAL_SET_GL_ERROR(GL_INVALID_VALUE, "glInvalidateSubFramebuffer",
-                       "height < 0");
-    return error::kNoError;
-  }
   glInvalidateSubFramebuffer(target, count, attachments, x, y, width, height);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleIsBuffer(uint32_t immediate_data_size,
                                               const void* cmd_data) {
   const gles2::cmds::IsBuffer& c =
       *static_cast<const gles2::cmds::IsBuffer*>(cmd_data);
   (void)c;
   GLuint buffer = c.buffer;
@@ skipping 791 matching lines @@
     return error::kUnknownCommand;
   const gles2::cmds::TexStorage3D& c =
       *static_cast<const gles2::cmds::TexStorage3D*>(cmd_data);
   (void)c;
   GLenum target = static_cast<GLenum>(c.target);
   GLsizei levels = static_cast<GLsizei>(c.levels);
   GLenum internalFormat = static_cast<GLenum>(c.internalFormat);
   GLsizei width = static_cast<GLsizei>(c.width);
   GLsizei height = static_cast<GLsizei>(c.height);
   GLsizei depth = static_cast<GLsizei>(c.depth);
-  if (levels < 0) {
-    LOCAL_SET_GL_ERROR(GL_INVALID_VALUE, "glTexStorage3D", "levels < 0");
-    return error::kNoError;
-  }
-  if (width < 0) {
-    LOCAL_SET_GL_ERROR(GL_INVALID_VALUE, "glTexStorage3D", "width < 0");
-    return error::kNoError;
-  }
-  if (height < 0) {
-    LOCAL_SET_GL_ERROR(GL_INVALID_VALUE, "glTexStorage3D", "height < 0");
-    return error::kNoError;
-  }
-  if (depth < 0) {
-    LOCAL_SET_GL_ERROR(GL_INVALID_VALUE, "glTexStorage3D", "depth < 0");
-    return error::kNoError;
-  }
   glTexStorage3D(target, levels, internalFormat, width, height, depth);
   return error::kNoError;
 }
 
+error::Error GLES2DecoderImpl::HandleTransformFeedbackVaryingsBucket(
+    uint32_t immediate_data_size,
+    const void* cmd_data) {
+  if (!unsafe_es3_apis_enabled())
+    return error::kUnknownCommand;
+  const gles2::cmds::TransformFeedbackVaryingsBucket& c =
+      *static_cast<const gles2::cmds::TransformFeedbackVaryingsBucket*>(
+          cmd_data);
+  (void)c;
+  GLuint program = static_cast<GLuint>(c.program);
+
+  const size_t kMinBucketSize = sizeof(GLint);
+  // Each string has at least |length| in the header and a NUL character.
+  const size_t kMinStringSize = sizeof(GLint) + 1;
+  Bucket* bucket = GetBucket(c.varyings_bucket_id);
+  if (!bucket) {
+    return error::kInvalidArguments;
+  }
+  const size_t bucket_size = bucket->size();
+  if (bucket_size < kMinBucketSize) {
+    return error::kInvalidArguments;
+  }
+  const char* bucket_data = bucket->GetDataAs<const char*>(0, bucket_size);
+  const GLint* header = reinterpret_cast<const GLint*>(bucket_data);
+  GLsizei count = static_cast<GLsizei>(header[0]);
+  if (count < 0) {
+    return error::kInvalidArguments;
+  }
+  const size_t max_count = (bucket_size - kMinBucketSize) / kMinStringSize;
+  if (max_count < static_cast<size_t>(count)) {
+    return error::kInvalidArguments;
+  }
+  const GLint* length = header + 1;
+  scoped_ptr<const char* []> strs;
+  if (count > 0)
+    strs.reset(new const char* [count]);
+  const char** varyings = strs.get();
+  base::CheckedNumeric<size_t> total_size = sizeof(GLint);
+  total_size *= count + 1;  // Header size.
+  if (!total_size.IsValid())
+    return error::kInvalidArguments;
+  for (GLsizei ii = 0; ii < count; ++ii) {
+    varyings[ii] = bucket_data + total_size.ValueOrDefault(0);
+    total_size += length[ii];
+    total_size += 1;  // NUL char at the end of each char array.
+    if (!total_size.IsValid() || total_size.ValueOrDefault(0) > bucket_size ||
+        varyings[ii][length[ii]] != 0) {
+      return error::kInvalidArguments;
+    }
+  }
+  if (total_size.ValueOrDefault(0) != bucket_size) {
+    return error::kInvalidArguments;
+  }
+  GLenum buffermode = static_cast<GLenum>(c.buffermode);
+  DoTransformFeedbackVaryings(program, count, varyings, buffermode);
+  return error::kNoError;
+}
+
 error::Error GLES2DecoderImpl::HandleUniform1f(uint32_t immediate_data_size,
                                                const void* cmd_data) {
   const gles2::cmds::Uniform1f& c =
       *static_cast<const gles2::cmds::Uniform1f*>(cmd_data);
   (void)c;
   GLint location = static_cast<GLint>(c.location);
   GLfloat x = static_cast<GLfloat>(c.x);
   GLfloat temp[1] = {
       x,
   };
@@ skipping 1996 matching lines @@
           state_.ignore_cached_state) {
         framebuffer_state_.clear_state_dirty = true;
       }
       return false;
     default:
       NOTREACHED();
       return false;
   }
 }
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_AUTOGEN_H_