Add initial support for NV_path_rendering extension to gpu command buffer

gpu/command_buffer/client/gles2_cmd_helper_autogen.h

Index: gpu/command_buffer/client/gles2_cmd_helper_autogen.h
diff --git a/gpu/command_buffer/client/gles2_cmd_helper_autogen.h b/gpu/command_buffer/client/gles2_cmd_helper_autogen.h
index 8150d642de0f40d32085b813f49810d6d419c69e..7abed6e3dd909cfa77ac1b10a10e083a7e25e2c6 100644
--- a/gpu/command_buffer/client/gles2_cmd_helper_autogen.h
+++ b/gpu/command_buffer/client/gles2_cmd_helper_autogen.h
@@ -2232,4 +2232,34 @@ void DiscardBackbufferCHROMIUM() {
   }
 }
 
+void MatrixMode(GLenum mode) {
+  gles2::cmds::MatrixMode* c = GetCmdSpace<gles2::cmds::MatrixMode>();
+  if (c) {
+    c->Init(mode);
+  }
+}
+
+void LoadMatrixf(uint32 m_shm_id, uint32 m_shm_offset) {
+  gles2::cmds::LoadMatrixf* c = GetCmdSpace<gles2::cmds::LoadMatrixf>();
+  if (c) {
+    c->Init(m_shm_id, m_shm_offset);
+  }
+}
+
+void LoadMatrixfImmediate(const GLfloat* m) {
+  const uint32 size = gles2::cmds::LoadMatrixfImmediate::ComputeSize();
+  gles2::cmds::LoadMatrixfImmediate* c =
+      GetImmediateCmdSpaceTotalSize<gles2::cmds::LoadMatrixfImmediate>(size);
+  if (c) {
+    c->Init(m);
+  }
+}
+
+void LoadIdentity() {
+  gles2::cmds::LoadIdentity* c = GetCmdSpace<gles2::cmds::LoadIdentity>();
+  if (c) {
+    c->Init();
+  }
+}
+
 #endif  // GPU_COMMAND_BUFFER_CLIENT_GLES2_CMD_HELPER_AUTOGEN_H_