Avoid checking to see if a bool is less than zero.
Create a symbolic name for -1 when it means "don't know, probe at runtime".



git-svn-id: http://skia.googlecode.com/svn/trunk@1606 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gpu/src/win/GrGLDefaultInterface_win.cpp b/gpu/src/win/GrGLDefaultInterface_win.cpp
index 7f680a67..9b40a94 100644
--- a/gpu/src/win/GrGLDefaultInterface_win.cpp
+++ b/gpu/src/win/GrGLDefaultInterface_win.cpp
@@ -45,7 +45,7 @@
                 return;
             }
 
-            gDefaultInterface.fNPOTRenderTargetSupport = 1;
+            gDefaultInterface.fNPOTRenderTargetSupport = true;
             gDefaultInterface.fMinRenderTargetHeight = 1;
             gDefaultInterface.fMinRenderTargetWidth = 1;