Add initial support for NV_path_rendering extension to gpu command buffer

gpu/command_buffer/common/gles2_cmd_format_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 9088 matching lines @@
                OffsetOf_ScheduleOverlayPlaneCHROMIUM_bounds_height_not_28);
 COMPILE_ASSERT(offsetof(ScheduleOverlayPlaneCHROMIUM, uv_x) == 32,
                OffsetOf_ScheduleOverlayPlaneCHROMIUM_uv_x_not_32);
 COMPILE_ASSERT(offsetof(ScheduleOverlayPlaneCHROMIUM, uv_y) == 36,
                OffsetOf_ScheduleOverlayPlaneCHROMIUM_uv_y_not_36);
 COMPILE_ASSERT(offsetof(ScheduleOverlayPlaneCHROMIUM, uv_width) == 40,
                OffsetOf_ScheduleOverlayPlaneCHROMIUM_uv_width_not_40);
 COMPILE_ASSERT(offsetof(ScheduleOverlayPlaneCHROMIUM, uv_height) == 44,
                OffsetOf_ScheduleOverlayPlaneCHROMIUM_uv_height_not_44);
 
+struct MatrixLoadfCHROMIUMImmediate {
+  typedef MatrixLoadfCHROMIUMImmediate ValueType;
+  static const CommandId kCmdId = kMatrixLoadfCHROMIUMImmediate;
+  static const cmd::ArgFlags kArgFlags = cmd::kAtLeastN;
+  static const uint8 cmd_flags = CMD_FLAG_SET_TRACE_LEVEL(3);
+
+  static uint32_t ComputeDataSize() {
+    return static_cast<uint32_t>(sizeof(GLfloat) * 16);  // NOLINT
+  }
+
+  static uint32_t ComputeSize() {
+    return static_cast<uint32_t>(sizeof(ValueType) +
+                                 ComputeDataSize());  // NOLINT
+  }
+
+  void SetHeader() { header.SetCmdByTotalSize<ValueType>(ComputeSize()); }
+
+  void Init(GLenum _matrixMode, const GLfloat* _m) {
+    SetHeader();
+    matrixMode = _matrixMode;
+    memcpy(ImmediateDataAddress(this), _m, ComputeDataSize());
+  }
+
+  void* Set(void* cmd, GLenum _matrixMode, const GLfloat* _m) {
+    static_cast<ValueType*>(cmd)->Init(_matrixMode, _m);
+    const uint32_t size = ComputeSize();
+    return NextImmediateCmdAddressTotalSize<ValueType>(cmd, size);
+  }
+
+  gpu::CommandHeader header;
+  uint32_t matrixMode;
+};
+
+COMPILE_ASSERT(sizeof(MatrixLoadfCHROMIUMImmediate) == 8,
+               Sizeof_MatrixLoadfCHROMIUMImmediate_is_not_8);
+COMPILE_ASSERT(offsetof(MatrixLoadfCHROMIUMImmediate, header) == 0,
+               OffsetOf_MatrixLoadfCHROMIUMImmediate_header_not_0);
+COMPILE_ASSERT(offsetof(MatrixLoadfCHROMIUMImmediate, matrixMode) == 4,
+               OffsetOf_MatrixLoadfCHROMIUMImmediate_matrixMode_not_4);
+
+struct MatrixLoadIdentityCHROMIUM {
+  typedef MatrixLoadIdentityCHROMIUM ValueType;
+  static const CommandId kCmdId = kMatrixLoadIdentityCHROMIUM;
+  static const cmd::ArgFlags kArgFlags = cmd::kFixed;
+  static const uint8 cmd_flags = CMD_FLAG_SET_TRACE_LEVEL(3);
+
+  static uint32_t ComputeSize() {
+    return static_cast<uint32_t>(sizeof(ValueType));  // NOLINT
+  }
+
+  void SetHeader() { header.SetCmd<ValueType>(); }
+
+  void Init(GLenum _matrixMode) {
+    SetHeader();
+    matrixMode = _matrixMode;
+  }
+
+  void* Set(void* cmd, GLenum _matrixMode) {
+    static_cast<ValueType*>(cmd)->Init(_matrixMode);
+    return NextCmdAddress<ValueType>(cmd);
+  }
+
+  gpu::CommandHeader header;
+  uint32_t matrixMode;
+};
+
+COMPILE_ASSERT(sizeof(MatrixLoadIdentityCHROMIUM) == 8,
+               Sizeof_MatrixLoadIdentityCHROMIUM_is_not_8);
+COMPILE_ASSERT(offsetof(MatrixLoadIdentityCHROMIUM, header) == 0,
+               OffsetOf_MatrixLoadIdentityCHROMIUM_header_not_0);
+COMPILE_ASSERT(offsetof(MatrixLoadIdentityCHROMIUM, matrixMode) == 4,
+               OffsetOf_MatrixLoadIdentityCHROMIUM_matrixMode_not_4);
+
 #endif  // GPU_COMMAND_BUFFER_COMMON_GLES2_CMD_FORMAT_AUTOGEN_H_