Revert "Implement Math.sin, cos and tan using table lookup and spline interpolation."

src/runtime.cc

Index: src/runtime.cc
diff --git a/src/runtime.cc b/src/runtime.cc
index 4b28a3f2b2aa52b354e51634a4d4d74581c7a875..c9f152f9daccb94f48058c8d709362be25e0de9f 100644
--- a/src/runtime.cc
+++ b/src/runtime.cc
@@ -5379,20 +5379,6 @@ RUNTIME_FUNCTION(MaybeObject*, Runtime_SetNativeFlag) {
 }
 
 
-RUNTIME_FUNCTION(MaybeObject*, Runtime_SetInlineBuiltinFlag) {
-  SealHandleScope shs(isolate);
-  RUNTIME_ASSERT(args.length() == 1);
-
-  Handle<Object> object = args.at<Object>(0);
-
-  if (object->IsJSFunction()) {
-    JSFunction* func = JSFunction::cast(*object);
-    func->shared()->set_inline_builtin(true);
-  }
-  return isolate->heap()->undefined_value();
-}
-
-
 RUNTIME_FUNCTION(MaybeObject*, Runtime_StoreArrayLiteralElement) {
   HandleScope scope(isolate);
   RUNTIME_ASSERT(args.length() == 5);
@@ -7816,35 +7802,6 @@ RUNTIME_FUNCTION(MaybeObject*, Runtime_Math_tan) {
 }
 
 
-RUNTIME_FUNCTION(MaybeObject*, Runtime_PopulateTrigonometricTable) {
-  HandleScope scope(isolate);
-  ASSERT(args.length() == 3);
-  CONVERT_ARG_HANDLE_CHECKED(JSTypedArray, sin_table, 0);
-  CONVERT_ARG_HANDLE_CHECKED(JSTypedArray, cos_table, 1);
-  CONVERT_SMI_ARG_CHECKED(samples, 2);
-  RUNTIME_ASSERT(sin_table->type() == kExternalDoubleArray);
-  RUNTIME_ASSERT(cos_table->type() == kExternalDoubleArray);
-  double* sin_buffer = reinterpret_cast<double*>(
-      JSArrayBuffer::cast(sin_table->buffer())->backing_store());
-  double* cos_buffer = reinterpret_cast<double*>(
-      JSArrayBuffer::cast(cos_table->buffer())->backing_store());
-
-  static const double pi_half = 3.1415926535897932 / 2;
-  double interval = pi_half / samples;
-  for (int i = 0; i < samples + 1; i++) {
-    double sample = sin(i * interval);
-    sin_buffer[i] = sample;
-    cos_buffer[samples - i] = sample * interval;
-  }
-
-  // Fill this to catch out of bound accesses when calculating Math.sin(pi/2).
-  sin_buffer[samples + 1] = sin(pi_half + interval);
-  cos_buffer[samples + 1] = cos(pi_half + interval) * interval;
-
-  return isolate->heap()->undefined_value();
-}
-
-
 RUNTIME_FUNCTION(MaybeObject*, Runtime_DateMakeDay) {
   SealHandleScope shs(isolate);
   ASSERT(args.length() == 2);