Remove DrawingMgr shims from GrContext

src/effects/SkMorphologyImageFilter.cpp

Index: src/effects/SkMorphologyImageFilter.cpp
diff --git a/src/effects/SkMorphologyImageFilter.cpp b/src/effects/SkMorphologyImageFilter.cpp
index f3ae6accd9100e1e2a48f9d5c17d595c9d65989a..05f10870ff0685547d6f30075b42d2840410e1fe 100644
--- a/src/effects/SkMorphologyImageFilter.cpp
+++ b/src/effects/SkMorphologyImageFilter.cpp
@@ -564,7 +564,8 @@ bool apply_morphology(const SkBitmap& input,
         if (nullptr == scratch) {
             return false;
         }
-        SkAutoTUnref<GrDrawContext> dstDrawContext(context->drawContext(scratch->asRenderTarget()));
+        SkAutoTUnref<GrDrawContext> dstDrawContext(
+                                                context->drawContext(scratch->asRenderTarget()));
         if (!dstDrawContext) {
             return false;
         }
@@ -587,7 +588,8 @@ bool apply_morphology(const SkBitmap& input,
         if (nullptr == scratch) {
             return false;
         }
-        SkAutoTUnref<GrDrawContext> dstDrawContext(context->drawContext(scratch->asRenderTarget()));
+        SkAutoTUnref<GrDrawContext> dstDrawContext(
+                                                context->drawContext(scratch->asRenderTarget()));
         if (!dstDrawContext) {
             return false;
         }