Roll Chrome into Mojo.

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 c59530728fef9fa00e50aa5ae0f4b4d8d1ba40bd..a7440745e6c2784fa9dfc19d98ab637761432afa 100644
--- a/gpu/command_buffer/cmd_buffer_functions.txt
+++ b/gpu/command_buffer/cmd_buffer_functions.txt
@@ -82,6 +82,7 @@ GL_APICALL void         GL_APIENTRY glGetBooleanv (GLenumGLState pname, GLboolea
 GL_APICALL void         GL_APIENTRY glGetBufferParameteriv (GLenumBufferTarget target, GLenumBufferParameter pname, GLint* params);
 GL_APICALL GLenum       GL_APIENTRY glGetError (void);
 GL_APICALL void         GL_APIENTRY glGetFloatv (GLenumGLState pname, GLfloat* params);
+GL_APICALL GLint        GL_APIENTRY glGetFragDataLocation (GLidProgram program, const char* name);
 GL_APICALL void         GL_APIENTRY glGetFramebufferAttachmentParameteriv (GLenumFrameBufferTarget target, GLenumAttachment attachment, GLenumFrameBufferParameter pname, GLint* params);
 GL_APICALL void         GL_APIENTRY glGetIntegerv (GLenumGLState pname, GLint* params);
 GL_APICALL void         GL_APIENTRY glGetInternalformativ (GLenumRenderBufferTarget target, GLenumRenderBufferFormat format, GLenumRenderBufferParameter pname, GLsizei bufSize, GLint* params);