command_buffer: Implement path rendering functions for CHROMIUM_path_rendering

gpu/command_buffer/cmd_buffer_functions.txt

Index: gpu/command_buffer/cmd_buffer_functions.txt
diff --git a/gpu/command_buffer/cmd_buffer_functions.txt b/gpu/command_buffer/cmd_buffer_functions.txt
index 7f3b707ecc8737363f2a3765d08653fb036972fb..7bffd19890914a88d7332852d0b289fba921a7cb 100644
--- a/gpu/command_buffer/cmd_buffer_functions.txt
+++ b/gpu/command_buffer/cmd_buffer_functions.txt
@@ -224,4 +224,16 @@ GL_APICALL void         GL_APIENTRY glScheduleOverlayPlaneCHROMIUM (GLint plane_
 // Extension CHROMIUM_path_rendering.
 GL_APICALL void         GL_APIENTRY glMatrixLoadfCHROMIUM (GLenumMatrixMode matrixMode, const GLfloat* m);
 GL_APICALL void         GL_APIENTRY glMatrixLoadIdentityCHROMIUM (GLenumMatrixMode matrixMode);
-
+GL_APICALL GLuint       GL_APIENTRY glGenPathsCHROMIUM (GLsizei range);
+GL_APICALL void         GL_APIENTRY glDeletePathsCHROMIUM (GLidPath path, GLsizei range);
+GL_APICALL GLboolean    GL_APIENTRY glIsPathCHROMIUM (GLidPath path);
+GL_APICALL void         GL_APIENTRY glPathCommandsCHROMIUM (GLidPath path, GLsizei numCommands, const GLubyte* commands, GLsizei numCoords, const GLfloat* coords);
+GL_APICALL void         GL_APIENTRY glPathParameterfCHROMIUM (GLidPath path, GLenumPathParameter pname, GLfloat value);
+GL_APICALL void         GL_APIENTRY glPathParameteriCHROMIUM (GLidPath path, GLenumPathParameter pname, GLint value);
+GL_APICALL void         GL_APIENTRY glPathStencilFuncCHROMIUM (GLenumCmpFunction func, GLint ref, GLuint mask);
+GL_APICALL void         GL_APIENTRY glStencilFillPathCHROMIUM (GLidPath path, GLenumPathFillMode fillMode, GLuint mask);
+GL_APICALL void         GL_APIENTRY glStencilStrokePathCHROMIUM (GLidPath path, GLint reference, GLuint mask);
+GL_APICALL void         GL_APIENTRY glCoverFillPathCHROMIUM (GLidPath path);
+GL_APICALL void         GL_APIENTRY glCoverStrokePathCHROMIUM (GLidPath path);
+GL_APICALL void         GL_APIENTRY glStencilThenCoverFillPathCHROMIUM (GLidPath path, GLenumPathFillMode fillMode, GLuint mask);
+GL_APICALL void         GL_APIENTRY glStencilThenCoverStrokePathCHROMIUM (GLidPath path, GLint reference, GLuint mask);