remove SkGPipe

samplecode/SampleApp.h

Index: samplecode/SampleApp.h
diff --git a/samplecode/SampleApp.h b/samplecode/SampleApp.h
index 210abc0af3a2bb98da256adcca4efce3bba4a592..44085b5ac17554439da6db811726e98a25c0d558 100644
--- a/samplecode/SampleApp.h
+++ b/samplecode/SampleApp.h
@@ -191,12 +191,6 @@ private:
     bool fMagnify;
     int fTilingMode;
 
-
-    SkOSMenu::TriState fPipeState;  // Mixed uses a tiled pipe
-                                    // On uses a normal pipe
-                                    // Off uses no pipe
-    int  fUsePipeMenuItemID;
-
     // The following are for the 'fatbits' drawing
     // Latest position of the mouse.
     int fMouseX, fMouseY;