Use std::min and std::max instead of self-defined functions such as rtc::_min/_max.

R=tommi@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/35079004

Cr-Commit-Position: refs/heads/master@{#8347}
git-svn-id: http://webrtc.googlecode.com/svn/trunk@8347 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/webrtc/base/bytebuffer.cc b/webrtc/base/bytebuffer.cc
index 6133759..d2aa4cf 100644
--- a/webrtc/base/bytebuffer.cc
+++ b/webrtc/base/bytebuffer.cc
@@ -189,13 +189,13 @@
 }
 
 void ByteBuffer::Resize(size_t size) {
-  size_t len = _min(end_ - start_, size);
+  size_t len = std::min(end_ - start_, size);
   if (size <= size_) {
     // Don't reallocate, just move data backwards
     memmove(bytes_, bytes_ + start_, len);
   } else {
     // Reallocate a larger buffer.
-    size_ = _max(size, 3 * size_ / 2);
+    size_ = std::max(size, 3 * size_ / 2);
     char* new_bytes = new char[size_];
     memcpy(new_bytes, bytes_ + start_, len);
     delete [] bytes_;