Rename xfa_utils_imp to xfa_utils

xfa/fxfa/parser/xfa_utils_unittest.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "testing/gtest/include/gtest/gtest.h"
 #include "xfa/fxfa/parser/xfa_utils.h"
 
 TEST(XfaUtilsImp, XFA_MapRotation) {
   struct TestCase {
     int input;
     int expected_output;
   } TestCases[] = {{-1000000, 80}, {-361, 359}, {-360, 0},  {-359, 1},
                    {-91, 269},     {-90, 270},  {-89, 271}, {-1, 359},
                    {0, 0},         {1, 1},      {89, 89},   {90, 90},
                    {91, 91},       {359, 359},  {360, 0},   {361, 1},
                    {100000, 280}};
 
   for (size_t i = 0; i < FX_ArraySize(TestCases); ++i) {
     EXPECT_EQ(TestCases[i].expected_output,
               XFA_MapRotation(TestCases[i].input));
   }
 }