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/video_coding/codecs/test/packet_manipulator.cc

@@ -10,8 +10,8 @@
 
 #include "webrtc/modules/video_coding/codecs/test/packet_manipulator.h"
 
-#include <cassert>
-#include <cstdio>
+#include <assert.h>
+#include <stdio.h>
 
 namespace webrtc {
 namespace test {

webrtc/modules/video_coding/codecs/test/packet_manipulator.h

@@ -11,7 +11,7 @@
 #ifndef WEBRTC_MODULES_VIDEO_CODING_CODECS_TEST_PACKET_MANIPULATOR_H_
 #define WEBRTC_MODULES_VIDEO_CODING_CODECS_TEST_PACKET_MANIPULATOR_H_
 
-#include <cstdlib>
+#include <stdlib.h>
 
 #include "webrtc/modules/video_coding/codecs/interface/video_codec_interface.h"
 #include "webrtc/system_wrappers/interface/critical_section_wrapper.h"

webrtc/modules/video_coding/codecs/test/predictive_packet_manipulator.cc

@@ -10,8 +10,8 @@
 
 #include "webrtc/modules/video_coding/codecs/test/predictive_packet_manipulator.h"
 
-#include <cassert>
-#include <cstdio>
+#include <assert.h>
+#include <stdio.h>
 
 #include "webrtc/test/testsupport/packet_reader.h"
 

webrtc/modules/video_coding/codecs/test/stats.cc

@@ -10,9 +10,10 @@
 
 #include "webrtc/modules/video_coding/codecs/test/stats.h"
 
+#include <assert.h>
+#include <stdio.h>
+
 #include <algorithm>  // min_element, max_element
-#include <cassert>
-#include <cstdio>
 
 namespace webrtc {
 namespace test {

webrtc/modules/video_coding/codecs/test/videoprocessor.cc

@@ -10,8 +10,9 @@
 
 #include "webrtc/modules/video_coding/codecs/test/videoprocessor.h"
 
-#include <cassert>
-#include <cstring>
+#include <assert.h>
+#include <string.h>
+
 #include <limits>
 #include <vector>
 

webrtc/modules/video_coding/codecs/test_framework/benchmark.cc

@@ -10,7 +10,8 @@
 
 #include "webrtc/modules/video_coding/codecs/test_framework/benchmark.h"
 
-#include <cassert>
+#include <assert.h>
+
 #include <iostream>
 #include <sstream>
 #include <vector>

webrtc/modules/video_coding/codecs/test_framework/packet_loss_test.cc

@@ -8,9 +8,11 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include <cassert>
-#include <sstream>
+#include <assert.h>
 #include <string.h>
+
+#include <sstream>
+
 #include "webrtc/modules/video_coding/codecs/test_framework/packet_loss_test.h"
 #include "webrtc/modules/video_coding/codecs/test_framework/video_source.h"
 

webrtc/modules/video_coding/codecs/test_framework/test.cc

@@ -10,7 +10,8 @@
 
 #include "webrtc/modules/video_coding/codecs/test_framework/test.h"
 
-#include <cstring>
+#include <string.h>
+
 #include <iostream>
 
 #include "webrtc/common_video/libyuv/include/webrtc_libyuv.h"
@@ -31,7 +32,7 @@ _description(description)
 {
     memset(&_inst, 0, sizeof(_inst));
     unsigned int seed = static_cast<unsigned int>(0);
-    std::srand(seed);
+    srand(seed);
 }
 
 CodecTest::CodecTest(std::string name, std::string description,
@@ -46,7 +47,7 @@ _description(description)
 {
     memset(&_inst, 0, sizeof(_inst));
     unsigned int seed = static_cast<unsigned int>(0);
-    std::srand(seed);
+    srand(seed);
 }
 
 void

webrtc/modules/video_coding/codecs/test_framework/test.h

@@ -11,9 +11,11 @@
 #ifndef WEBRTC_MODULES_VIDEO_CODING_CODECS_TEST_FRAWEWORK_TEST_H_
 #define WEBRTC_MODULES_VIDEO_CODING_CODECS_TEST_FRAWEWORK_TEST_H_
 
-#include <cstdlib>
+#include <stdlib.h>
+
 #include <fstream>
 #include <string>
+
 #include "webrtc/modules/interface/module_common_types.h"
 #include "webrtc/modules/video_coding/codecs/interface/video_codec_interface.h"
 

webrtc/modules/video_coding/codecs/test_framework/unit_test.cc

@@ -8,12 +8,11 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
+#include <assert.h>
 #include <math.h>
 #include <stdlib.h>
 #include <string.h>
 
-#include <cassert>
-
 #include "testing/gtest/include/gtest/gtest.h"
 #include "webrtc/modules/video_coding/codecs/test_framework/unit_test.h"
 #include "webrtc/modules/video_coding/codecs/test_framework/video_source.h"

webrtc/modules/video_coding/codecs/tools/video_quality_measurement.cc

@@ -8,13 +8,13 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
+#include <assert.h>
+#include <stdio.h>
+#include <time.h>
+
 #include <stdarg.h>
 #include <sys/stat.h>  // To check for directory existence.
 
-#include <cassert>
-#include <cstdio>
-#include <ctime>
-
 #ifndef S_ISDIR  // Not defined in stat.h on Windows.
 #define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR)
 #endif

webrtc/modules/video_coding/codecs/vp8/default_temporal_layers.cc

@@ -9,7 +9,7 @@
 
 #include "webrtc/modules/video_coding/codecs/vp8/default_temporal_layers.h"
 
-#include <cassert>
+#include <assert.h>
 #include <stdlib.h>
 #include <string.h>