Switch C++-style C headers with their C equivalents.

The C++ headers define the C functions within the std:: namespace, but
we mainly don't use the std:: namespace for C functions. Therefore we
should include the C headers.

BUG=1833
R=tommi@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/1917004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@4486 4adac7df-926f-26a2-2b94-8c16560cd09d

webrtc/modules/audio_coding/main/source/nack.cc

@@ -10,8 +10,9 @@
 
 #include "webrtc/modules/audio_coding/main/source/nack.h"
 
+#include <assert.h>  // For assert.
+
 #include <algorithm>  // For std::max.
-#include <cassert>  // For assert.
 
 #include "webrtc/modules/interface/module_common_types.h"
 #include "webrtc/system_wrappers/interface/logging.h"

webrtc/modules/audio_coding/main/test/APITest.cc

@@ -10,11 +10,11 @@
 
 #include "webrtc/modules/audio_coding/main/test/APITest.h"
 
+#include <ctype.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 
-#include <cctype>
 #include <iostream>
 #include <ostream>
 #include <string>

webrtc/modules/audio_coding/main/test/PCMFile.cc

@@ -10,7 +10,7 @@
 
 #include "PCMFile.h"
 
-#include <cctype>
+#include <ctype.h>
 #include <stdio.h>
 #include <string.h>
 

webrtc/modules/audio_coding/main/test/PCMFile.h

@@ -11,8 +11,9 @@
 #ifndef WEBRTC_MODULES_AUDIO_CODING_MAIN_TEST_PCMFILE_H_
 #define WEBRTC_MODULES_AUDIO_CODING_MAIN_TEST_PCMFILE_H_
 
-#include <cstdio>
-#include <cstdlib>
+#include <stdio.h>
+#include <stdlib.h>
+
 #include <string>
 
 #include "module_common_types.h"

webrtc/modules/audio_coding/main/test/TestFEC.cc

@@ -10,7 +10,8 @@
 
 #include "TestFEC.h"
 
-#include <cassert>
+#include <assert.h>
+
 #include <iostream>
 
 #include "audio_coding_module_typedefs.h"

webrtc/modules/audio_coding/main/test/TestStereo.cc

@@ -10,7 +10,8 @@
 
 #include "webrtc/modules/audio_coding/main/test/TestStereo.h"
 
-#include <cassert>
+#include <assert.h>
+
 #include <string>
 
 #include "gtest/gtest.h"

webrtc/modules/audio_coding/main/test/TimedTrace.h

@@ -13,8 +13,8 @@
 
 #include "typedefs.h"
 
-#include <cstdio>
-#include <cstdlib>
+#include <stdio.h>
+#include <stdlib.h>
 
 class TimedTrace {
  public:

webrtc/modules/audio_coding/main/test/TwoWayCommunication.cc

@@ -10,7 +10,7 @@
 
 #include "TwoWayCommunication.h"
 
-#include <cctype>
+#include <ctype.h>
 #include <stdio.h>
 #include <string.h>
 

webrtc/modules/audio_coding/main/test/delay_test.cc

@@ -10,9 +10,9 @@
 
 #include "webrtc/modules/audio_coding/main/interface/audio_coding_module.h"
 
+#include <assert.h>
 #include <math.h>
 
-#include <cassert>
 #include <iostream>
 
 #include "gflags/gflags.h"

webrtc/modules/audio_coding/main/test/iSACTest.cc

@@ -10,14 +10,14 @@
 
 #include "webrtc/modules/audio_coding/main/test/iSACTest.h"
 
-#include <cctype>
+#include <ctype.h>
 #include <stdio.h>
 #include <string.h>
 
 #if _WIN32
 #include <windows.h>
 #elif WEBRTC_LINUX
-#include <ctime>
+#include <time.h>
 #else
 #include <sys/time.h>
 #include <time.h>

webrtc/modules/audio_coding/main/test/initial_delay_unittest.cc

@@ -10,9 +10,9 @@
 
 #include "webrtc/modules/audio_coding/main/interface/audio_coding_module.h"
 
+#include <assert.h>
 #include <math.h>
 
-#include <cassert>
 #include <iostream>
 
 #include "gtest/gtest.h"

webrtc/modules/audio_coding/main/test/opus_test.cc

@@ -10,7 +10,8 @@
 
 #include "webrtc/modules/audio_coding/main/test/opus_test.h"
 
-#include <cassert>
+#include <assert.h>
+
 #include <string>
 
 #include "testing/gtest/include/gtest/gtest.h"