Sanitizing source files in Skia_Periodic_House_Keeping

git-svn-id: http://skia.googlecode.com/svn/trunk@5943 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/SkGpuDevice.cpp b/src/gpu/SkGpuDevice.cpp
index 50cc12b..a09b57f 100644
--- a/src/gpu/SkGpuDevice.cpp
+++ b/src/gpu/SkGpuDevice.cpp
@@ -903,7 +903,7 @@
     if (!am.setIdentity(context, grp)) {
         return false;
     }
-   
+
     static const int MASK_IDX = GrPaint::kMaxCoverageStages - 1;
     // we assume the last mask index is available for use
     GrAssert(!grp->isCoverageStageEnabled(MASK_IDX));