Change table size for trigonometric functions.

src/math.js

Index: src/math.js
diff --git a/src/math.js b/src/math.js
index 2b9ab504f76d07736761b99e387476a6448ebf49..385b3c2a221832bbe1d15cc268ed7ae2b6ac74e0 100644
--- a/src/math.js
+++ b/src/math.js
@@ -217,7 +217,7 @@ var InitTrigonometricFunctions;
 // Also define the initialization function that populates the lookup table
 // and then wires up the function definitions.
 function SetupTrigonometricFunctions() {
-  var samples = 2048;  // Table size.
+  var samples = 1800;  // Table size.
   var pi = 3.1415926535897932;
   var pi_half = pi / 2;
   var inverse_pi_half = 1 / pi_half;