Allow switching DirectCompositionSurfaceWin between drawing modes.

cc/test/test_web_graphics_context_3d.h

Index: cc/test/test_web_graphics_context_3d.h
diff --git a/cc/test/test_web_graphics_context_3d.h b/cc/test/test_web_graphics_context_3d.h
index c16db55be94626b7946ef93046ca9f487e2d9fcd..233c067e65648b1b31c2ff1f0b5c177b57dc53d5 100644
--- a/cc/test/test_web_graphics_context_3d.h
+++ b/cc/test/test_web_graphics_context_3d.h
@@ -347,8 +347,8 @@ class TestWebGraphicsContext3D {
   void set_gpu_rasterization(bool gpu_rasterization) {
     test_capabilities_.gpu_rasterization = gpu_rasterization;
   }
-  void set_support_set_draw_rectangle(bool support) {
-    test_capabilities_.set_draw_rectangle = support;
+  void set_enable_dc_layers(bool support) {
+    test_capabilities_.dc_layers = support;
   }
 
   // When this context is lost, all contexts in its share group are also lost.