Move convolution from code in GrGLProgram to new GrConvolutionEffect
class. This is the first test of the new Ganesh shader pipeline.

Also includes some cleanup of the gpu.gyp file: added src/gpu, allowing
us to remove ../ from many #include directives.

http://codereview.appspot.com/6199053/



git-svn-id: http://skia.googlecode.com/svn/trunk@3887 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/gl/GrGLTexture.h b/src/gpu/gl/GrGLTexture.h
index d13fc44..77e1c32 100644
--- a/src/gpu/gl/GrGLTexture.h
+++ b/src/gpu/gl/GrGLTexture.h
@@ -1,4 +1,3 @@
-
 /*
  * Copyright 2011 Google Inc.
  *
@@ -10,7 +9,7 @@
 #ifndef GrGLTexture_DEFINED
 #define GrGLTexture_DEFINED
 
-#include "../GrGpu.h"
+#include "GrGpu.h"
 #include "GrGLRenderTarget.h"
 
 /**