Test abandoning GL context in dm/nanobench.

src/gpu/GrContext.cpp

Index: src/gpu/GrContext.cpp
diff --git a/src/gpu/GrContext.cpp b/src/gpu/GrContext.cpp
index c17144644018add3af3a9f4146dee8263b59db10..6a35ed9d26fc78aa7fcd1c7d2dd765306589a1b2 100755
--- a/src/gpu/GrContext.cpp
+++ b/src/gpu/GrContext.cpp
@@ -175,12 +175,7 @@ GrContext::~GrContext() {
     fDrawState->unref();
 }
 
-void GrContext::contextLost() {
-    this->contextDestroyed();
-    this->setupDrawBuffer();
-}
-
-void GrContext::contextDestroyed() {
+void GrContext::abandonContext() {
     // abandon first to so destructors
     // don't try to free the resources in the API.
     fGpu->abandonResources();