Revert of Include glGetMultisamplefv API

src/gpu/gl/GrGLNoOpInterface.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrGLNoOpInterface.h"
 #include "SkMutex.h"
 #include "SkString.h"
@@ skipping 543 matching lines @@
                                               GrGLsizei* length,
                                               char* infolog) {
     if (length) {
         *length = 0;
    }
     if (bufsize > 0) {
         *infolog = 0;
    }
 }
 
-GrGLvoid GR_GL_FUNCTION_TYPE noOpGLGetMultisamplefv(GrGLenum pname,
-                                                    GrGLuint index,
-                                                    GrGLfloat* val) {
-    val[0] = val[1] = 0.5f;
-}
-
 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLGetShaderOrProgramiv(GrGLuint program,
                                                         GrGLenum pname,
                                                         GrGLint* params) {
     switch (pname) {
         case GR_GL_LINK_STATUS:  // fallthru
         case GR_GL_COMPILE_STATUS:
             *params = GR_GL_TRUE;
             break;
         case GR_GL_INFO_LOG_LENGTH:
             *params = 0;
@@ skipping 106 matching lines @@
     static int gUniLocation = 0;
     return ++gUniLocation;
 }
 
 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLInsertEventMarker(GrGLsizei length, const char* marker) {
 }
 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLPushGroupMarker(GrGLsizei length  , const char* marker) {
 }
 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLPopGroupMarker() {
 }