Recommit r2584 with gpu pass of the new ReadPixels test disabled in fixed pt (gpu code doesn't work in general in fixed pt).



git-svn-id: http://skia.googlecode.com/svn/trunk@2586 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/include/gpu/GrGLDefines.h b/include/gpu/GrGLDefines.h
index 7a3d676..5d11b9f 100644
--- a/include/gpu/GrGLDefines.h
+++ b/include/gpu/GrGLDefines.h
@@ -348,7 +348,9 @@
 #define GR_GL_EXTENSIONS                     0x1F03
 
 /* Pixel Mode / Transfer */
-#define GR_GL_UNPACK_ROW_LENGTH            0x0CF2
+#define GR_GL_UNPACK_ROW_LENGTH              0x0CF2
+#define GR_GL_PACK_ROW_LENGTH                0x0D02
+
 
 /* TextureMagFilter */
 #define GR_GL_NEAREST                        0x2600