WebKit support for EXT_occlusion_query.

webkit/gpu/webgraphicscontext3d_in_process_impl.h

Index: webkit/gpu/webgraphicscontext3d_in_process_impl.h
diff --git a/webkit/gpu/webgraphicscontext3d_in_process_impl.h b/webkit/gpu/webgraphicscontext3d_in_process_impl.h
index 37d9e15e0bb9cb138752f6d42ed423893a809850..a26a6babc1cb26cd75ed5b6f427fcf7bb6b88250 100644
--- a/webkit/gpu/webgraphicscontext3d_in_process_impl.h
+++ b/webkit/gpu/webgraphicscontext3d_in_process_impl.h
@@ -458,6 +458,16 @@ class WebGraphicsContext3DInProcessImpl : public WebGraphicsContext3D {
       WGC3Denum target, WGC3Dint levels, WGC3Duint internalformat,
       WGC3Dint width, WGC3Dint height);
 
+  virtual WebGLId createQueryEXT();
+  virtual void deleteQueryEXT(WebGLId query);
+  virtual WGC3Dboolean isQueryEXT(WebGLId query);
+  virtual void beginQueryEXT(WGC3Denum target, WebGLId query);
+  virtual void endQueryEXT(WGC3Denum target);
+  virtual void getQueryivEXT(
+      WGC3Denum target, WGC3Denum pname, WGC3Dint* params);
+  virtual void getQueryObjectuivEXT(
+      WebGLId query, WGC3Denum pname, WGC3Duint* params);
+
  protected:
 #if WEBKIT_USING_SKIA
   virtual GrGLInterface* onCreateGrGLInterface();