Revert "Implement trigonometric functions using a fdlibm port."

src/runtime.cc

Index: src/runtime.cc
diff --git a/src/runtime.cc b/src/runtime.cc
index 347e4c8aa09a100d978bf8709c73af0ccda46688..5e18c97bdcf0afdcf75ced9083bc35fdbb4dd14b 100644
--- a/src/runtime.cc
+++ b/src/runtime.cc
@@ -45,7 +45,6 @@
 #include "src/utils.h"
 #include "src/v8threads.h"
 #include "src/vm-state-inl.h"
-#include "third_party/fdlibm/fdlibm.h"
 
 #ifdef V8_I18N_SUPPORT
 #include "src/i18n.h"
@@ -7684,21 +7683,6 @@ RUNTIME_FUNCTION(Runtime_ConstructDouble) {
 }
 
 
-RUNTIME_FUNCTION(Runtime_RemPiO2) {
-  HandleScope handle_scope(isolate);
-  DCHECK(args.length() == 1);
-  CONVERT_DOUBLE_ARG_CHECKED(x, 0);
-  Factory* factory = isolate->factory();
-  double y[2];
-  int n = rempio2(x, y);
-  Handle<FixedArray> array = factory->NewFixedArray(3);
-  array->set(0, Smi::FromInt(n));
-  array->set(1, *factory->NewHeapNumber(y[0]));
-  array->set(2, *factory->NewHeapNumber(y[1]));
-  return *factory->NewJSArrayWithElements(array);
-}
-
-
 static const double kPiDividedBy4 = 0.78539816339744830962;