Command to mark surface inactive, so gpu process can release resources.

webkit/gpu/webgraphicscontext3d_in_process_impl.cc

Index: webkit/gpu/webgraphicscontext3d_in_process_impl.cc
diff --git a/webkit/gpu/webgraphicscontext3d_in_process_impl.cc b/webkit/gpu/webgraphicscontext3d_in_process_impl.cc
index 909cabe2737ce8aef5efae2d2d0433c67f508a4b..c5be821dcd462e8756e7f7c7098ff3446bd1c068 100644
--- a/webkit/gpu/webgraphicscontext3d_in_process_impl.cc
+++ b/webkit/gpu/webgraphicscontext3d_in_process_impl.cc
@@ -565,6 +565,10 @@ void WebGraphicsContext3DInProcessImpl::reshape(int width, int height) {
 #endif  // FLIP_FRAMEBUFFER_VERTICALLY
 }
 
+void WebGraphicsContext3DInProcessImpl::setVisibility(bool visible) {
+  NOTREACHED();

[jonathan.backer, 2011/10/07 15:48:37]

Probably will be reached on DumpRenderTree.

+}
+
 #ifdef FLIP_FRAMEBUFFER_VERTICALLY
 void WebGraphicsContext3DInProcessImpl::FlipVertically(
     unsigned char* framebuffer, unsigned int width, unsigned int height) {