Implement the Platform::sharedOffscreenGraphicsContext3D method.

webkit/support/test_webkit_platform_support.cc

Index: webkit/support/test_webkit_platform_support.cc
diff --git a/webkit/support/test_webkit_platform_support.cc b/webkit/support/test_webkit_platform_support.cc
index 542208cc17bc6505861d0421f795fadb4423edbc..45dd92698374a6269d263a3fda192075298f6757 100644
--- a/webkit/support/test_webkit_platform_support.cc
+++ b/webkit/support/test_webkit_platform_support.cc
@@ -439,6 +439,22 @@ TestWebKitPlatformSupport::createOffscreenGraphicsContext3D(
   return NULL;
 }
 
+WebKit::WebGraphicsContext3D*
+TestWebKitPlatformSupport::sharedOffscreenGraphicsContext3D() {
+  static WebKit::WebGraphicsContext3D* context = NULL;

[piman, 2013/02/11 18:19:46]

/Cry. Can't we make this a member?

[danakj, 2013/02/11 18:22:06]

Uhm, yah I guess so!

[danakj, 2013/02/11 18:33:57]

Done.

+  if (!context) {
+    WebKit::WebGraphicsContext3D::Attributes attributes;
+    attributes.depth = false;
+    attributes.stencil = true;
+    attributes.antialias = false;
+    attributes.shareResources = true;
+    attributes.noAutomaticFlushes = true;
+    context = createOffscreenGraphicsContext3D(attributes);
+  }
+  return context;
+}
+
+
 bool TestWebKitPlatformSupport::canAccelerate2dCanvas() {
   // We supply an OS-MESA based context for accelarated 2d
   // canvas, which should always work.