Removing GL context rate limiting feature and related wrappers

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 f35557126b20b4a0999144355f58ab6ad5403567..9eda893e9e46f22efe46d485cac03b9e6201996c 100644
--- a/gpu/command_buffer/cmd_buffer_functions.txt
+++ b/gpu/command_buffer/cmd_buffer_functions.txt
@@ -268,7 +268,6 @@ GL_APICALL void         GL_APIENTRY glUnmapTexSubImage2DCHROMIUM (const void* me
 GL_APICALL void         GL_APIENTRY glResizeCHROMIUM (GLuint width, GLuint height, GLfloat scale_factor);
 GL_APICALL const GLchar* GL_APIENTRY glGetRequestableExtensionsCHROMIUM (void);
 GL_APICALL void         GL_APIENTRY glRequestExtensionCHROMIUM (const char* extension);
-GL_APICALL void         GL_APIENTRY glRateLimitOffscreenContextCHROMIUM (void);
 GL_APICALL void         GL_APIENTRY glGetProgramInfoCHROMIUM (GLidProgram program, GLsizeiNotNegative bufsize, GLsizei* size, void* info);
 GL_APICALL void         GL_APIENTRY glGetUniformBlocksCHROMIUM (GLidProgram program, GLsizeiNotNegative bufsize, GLsizei* size, void* info);
 GL_APICALL void         GL_APIENTRY glGetTransformFeedbackVaryingsCHROMIUM (GLidProgram program, GLsizeiNotNegative bufsize, GLsizei* size, void* info);