Allow larger arrays up to size 8192 for PeriodicWave

LayoutTests/webaudio/dom-exceptions.html

Index: LayoutTests/webaudio/dom-exceptions.html
diff --git a/LayoutTests/webaudio/dom-exceptions.html b/LayoutTests/webaudio/dom-exceptions.html
index 0b024f7cd923abfb594f653153a78c5061388c39..4407134feee2e74602f6090e3bcdb772b9dd0317 100644
--- a/LayoutTests/webaudio/dom-exceptions.html
+++ b/LayoutTests/webaudio/dom-exceptions.html
@@ -71,15 +71,12 @@ function runTest() {
     // Invalid real/imag arrays: IndexSizeError
     shouldThrow("context.createPeriodicWave(null, null)");
     shouldThrow("context.createPeriodicWave(new Float32Array(10), null)");
-    // Real array is too long.
-    shouldThrow("context.createPeriodicWave(new Float32Array(4100), new Float32Array(4100))");
-    // Imaginary array is too long.
-    shouldThrow("context.createPeriodicWave(new Float32Array(100), new Float32Array(4100))");
+    // Verify that we can use large arrays with no limit. Roughly.
+    shouldNotThrow("context.createPeriodicWave(new Float32Array(4100), new Float32Array(4100))");
+    shouldNotThrow("context.createPeriodicWave(new Float32Array(8192), new Float32Array(8192))");
+    shouldNotThrow("context.createPeriodicWave(new Float32Array(10000), new Float32Array(10000))");
     // Real and imaginary arrays must have the same size: IndexSizeError
     shouldThrow("context.createPeriodicWave(new Float32Array(10), new Float32Array(7))");
-    // Check upper limit is correct.
-    shouldNotThrow("context.createPeriodicWave(new Float32Array(2048), new Float32Array(2048))");
-    shouldThrow("context.createPeriodicWave(new Float32Array(2049), new Float32Array(2049))");
 
 
     // Analysers