Replace NULL with nullptr in all C++ files.

webrtc/modules/audio_coding/codecs/isac/fix/test/kenny.cc

Index: webrtc/modules/audio_coding/codecs/isac/fix/test/kenny.cc
diff --git a/webrtc/modules/audio_coding/codecs/isac/fix/test/kenny.cc b/webrtc/modules/audio_coding/codecs/isac/fix/test/kenny.cc
index c61449a3efcff1e1db55d8f783032426cabe46f4..dbad66abbf4875380907b18da7353ffbba05d6e5 100644
--- a/webrtc/modules/audio_coding/codecs/isac/fix/test/kenny.cc
+++ b/webrtc/modules/audio_coding/codecs/isac/fix/test/kenny.cc
@@ -124,7 +124,7 @@ int main(int argc, char* argv[])
   int32_t payloadRate = 0;
   int setControlBWE = 0;
   int readLoss;
-  FILE  *plFile = NULL;
+  FILE* plFile = nullptr;
 
   char version_number[20];
   char tmpBit[5] = ".bit";
@@ -133,7 +133,7 @@ int main(int argc, char* argv[])
   int totalsmpls =0;
   int16_t testNum, testCE;
 
-  FILE *fp_gns = NULL;
+  FILE* fp_gns = nullptr;
   int gns = 0;
   int cur_delay = 0;
   char gns_file[100];
@@ -142,14 +142,14 @@ int main(int argc, char* argv[])
   int16_t lostFrame;
   float scale = (float)0.7;
   /* only one structure used for ISAC encoder */
-  ISACFIX_MainStruct *ISAC_main_inst = NULL;
+  ISACFIX_MainStruct* ISAC_main_inst = nullptr;
 
   /* For fault test 10, garbage data */
   FILE *seedfile;
-  unsigned int random_seed = (unsigned int) time(NULL);//1196764538
+  unsigned int random_seed = (unsigned int)time(nullptr);  // 1196764538
 
   BottleNeckModel       BN_data;
-  f_bn  = NULL;
+  f_bn = nullptr;
 
   readLoss = 0;
   packetLossPercent = 0;
@@ -318,7 +318,7 @@ int main(int argc, char* argv[])
       } else {
         readLoss = 1;
         plFile = fopen( argv[i+1], "rb" );
-        if( plFile == NULL ) {
+        if (plFile == nullptr) {
           printf( "\n couldn't open the frameloss file: %s\n", argv[i+1] );
           exit( 0 );
         }
@@ -330,7 +330,7 @@ int main(int argc, char* argv[])
 
     /* Random packetlosses */
     if (!strcmp ("-rnd", argv[i])) {
-      srand(time(NULL) );
+      srand(time(nullptr));
       printf( "\n Random pattern in lossed packets \n" );
     }
 
@@ -338,7 +338,7 @@ int main(int argc, char* argv[])
     if (!strcmp ("-G", argv[i])) {
       sscanf(argv[i + 1], "%s", gns_file);
       fp_gns = fopen(gns_file, "rb");
-      if (fp_gns  == NULL) {
+      if (fp_gns == nullptr) {
         printf("Cannot read file %s.\n", gns_file);
         exit(0);
       }
@@ -378,7 +378,7 @@ int main(int argc, char* argv[])
   if (bottleneck == 0 && gns == 0) {
     sscanf(argv[CodingMode+1], "%s", bottleneck_file);
     f_bn = fopen(bottleneck_file, "rb");
-    if (f_bn  == NULL) {
+    if (f_bn == nullptr) {
       printf("No value provided for BottleNeck and cannot read file %s\n",
              bottleneck_file);
       exit(0);
@@ -401,7 +401,7 @@ int main(int argc, char* argv[])
        */
     }
   } else {
-    f_bn = NULL;
+    f_bn = nullptr;
     printf("\nfixed bottleneck rate of %d bits/s\n\n", bottleneck);
   }
 
@@ -422,16 +422,16 @@ int main(int argc, char* argv[])
     outbitsname[h] = tmpBit[k];
     h++;
   }
-  if ((inp = fopen(inname,"rb")) == NULL) {
+  if ((inp = fopen(inname, "rb")) == nullptr) {
     printf("  iSAC: Cannot read file %s\n", inname);
     exit(1);
   }
-  if ((outp = fopen(outname,"wb")) == NULL) {
+  if ((outp = fopen(outname, "wb")) == nullptr) {
     printf("  iSAC: Cannot write file %s\n", outname);
     exit(1);
   }
 
-  if ((outbits = fopen(outbitsname,"wb")) == NULL) {
+  if ((outbits = fopen(outbitsname, "wb")) == nullptr) {
     printf("  iSAC: Cannot write file %s\n", outbitsname);
     exit(1);
   }
@@ -442,7 +442,7 @@ int main(int argc, char* argv[])
     /* Test to run decoder with garbage data */
     srand(random_seed);
 
-    if ( (seedfile = fopen(SEED_FILE, "a+t") ) == NULL ) {
+    if ((seedfile = fopen(SEED_FILE, "a+t")) == nullptr) {
       printf("Error: Could not open file %s\n", SEED_FILE);
     }
     else {
@@ -553,7 +553,7 @@ int main(int argc, char* argv[])
       }
 
       if (testNum == 7) {
-        srand(time(NULL));
+        srand(time(nullptr));
       }
 
       /* iSAC encoding */
@@ -631,7 +631,7 @@ int main(int argc, char* argv[])
       cur_framesmpls += FRAMESAMPLES_10ms;
 
       /* read next bottleneck rate */
-      if (f_bn != NULL) {
+      if (f_bn != nullptr) {
         int aux_var;
         if (fscanf(f_bn, "%d", &aux_var) == EOF) {
           /* Set pointer to beginning of file */
@@ -663,14 +663,14 @@ int main(int argc, char* argv[])
     }
 
     if (testNum == 6) {
-      srand(time(NULL));
+      srand(time(nullptr));
       for (i = 0; i < stream_len; i++ ) {
         streamdata[i] = rand();
       }
     }
 
     /* set pointer to beginning of file */
-    if (fp_gns != NULL) {
+    if (fp_gns != nullptr) {
       if (fscanf(fp_gns, "%d", &cur_delay) == EOF) {
         fseek(fp_gns, 0L, SEEK_SET);
         if (fscanf(fp_gns, "%d", &cur_delay) == EOF) {
@@ -793,7 +793,7 @@ int main(int argc, char* argv[])
 
     /* Error test number 10, garbage data */
     if (testNum == 10) {
-      if ( (seedfile = fopen(SEED_FILE, "a+t") ) == NULL ) {
+      if ((seedfile = fopen(SEED_FILE, "a+t")) == nullptr) {
         printf( "Error: Could not open file %s\n", SEED_FILE);
       }
       else {