Updated WebGL snapshot to 15100.

third_party/webgl/sdk/tests/extra/slow-shader-example.html

Index: third_party/webgl/sdk/tests/extra/slow-shader-example.html
diff --git a/third_party/webgl/sdk/tests/extra/slow-shader-example.html b/third_party/webgl/sdk/tests/extra/slow-shader-example.html
index 185f0fb984a783aa56b0ec709a3f18807834fe8c..549983257b71d201e9efa883c69c10e8502c96fc 100644
--- a/third_party/webgl/sdk/tests/extra/slow-shader-example.html
+++ b/third_party/webgl/sdk/tests/extra/slow-shader-example.html
@@ -32,9 +32,13 @@ window.onload = main;
 debug("Tests drawing a very slow shader.");
 var wtu = WebGLTestUtils;
 var canvas = document.getElementById("example");
+canvas.addEventListener("webglcontextlost", function(e) { e.preventDefault(); }, false);
+canvas.addEventListener("webglcontextrestored", function(e) { }, false);
 var gl = wtu.create3DContext(canvas);
-var texSize = gl.getParameter(gl.MAX_TEXTURE_SIZE);
-debug("Max Texture size: " + texSize);
+var maxTexSize = gl.getParameter(gl.MAX_TEXTURE_SIZE);
+var texSize = Math.min(maxTexSize, 1024);
+debug("Max Texture size: " + maxTexSize);
+debug("Texture size: " + texSize);
 var shaderSource =
     document.getElementById("slow").text.replace(/\$size/g, texSize + ".0");
 wtu.glErrorShouldBe(gl, gl.NO_ERROR, "after getting a context");
@@ -110,5 +114,3 @@ successfullyParsed = true;
 </script>
 </body>
 </html>
-
-