[builtins] Unify most of the remaining Math builtins.

src/base/ieee754.h

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_BASE_IEEE754_H_
 #define V8_BASE_IEEE754_H_
 
 namespace v8 {
 namespace base {
 namespace ieee754 {
 
+// Returns the arc cosine of |x|; that is the value whose cosine is |x|.
+double acos(double x);
+
+// Returns the inverse hyperbolic cosine of |x|; that is the value whose
+// hyperbolic cosine is |x|.
+double acosh(double x);
+
+// Returns the arc sine of |x|; that is the value whose sine is |x|.
+double asin(double x);
+
+// Returns the inverse hyperbolic sine of |x|; that is the value whose
+// hyperbolic sine is |x|.
+double asinh(double x);
+
 // Returns the principal value of the arc tangent of |x|; that is the value
 // whose tangent is |x|.
 double atan(double x);
 
 // Returns the principal value of the arc tangent of |y/x|, using the signs of
 // the two arguments to determine the quadrant of the result.
 double atan2(double y, double x);
 
 // Returns the cosine of |x|, where |x| is given in radians.
 double cos(double x);
@@ skipping 35 matching lines @@
 double sinh(double x);
 
 // Returns the hyperbolic tangent of |x|, where |x| is given radians.
 double tanh(double x);
 
 }  // namespace ieee754
 }  // namespace base
 }  // namespace v8
 
 #endif  // V8_BASE_IEEE754_H_