Use std::isfinite().

base/float_util.h

Index: base/float_util.h
diff --git a/base/float_util.h b/base/float_util.h
index 31a307dbf5cc762ce8c7c7b07dfbbf82337613e1..c40c9f6b238ef160d541f2fd43a365a447ac3bdf 100644
--- a/base/float_util.h
+++ b/base/float_util.h
@@ -8,7 +8,7 @@
 #include "build/build_config.h"
 
 #include <float.h>
-#include <math.h>
+#include <cmath>

[Mark Mentovai, 2013/04/18 21:58:46]

Blank line between C and C++ system headers.

 
 namespace base {
 
@@ -17,7 +17,7 @@ inline bool IsFinite(const double& number) {
   // isfinite isn't available on Android: http://b.android.com/34793
   return finite(number) != 0;

[Mark Mentovai, 2013/04/18 21:58:46]

Technically you need <math.h> for this on Android.

 #elif defined(OS_POSIX)
-  return isfinite(number) != 0;
+  return std::isfinite(number) != 0;
 #elif defined(OS_WIN)
   return _finite(number) != 0;
 #endif