Revert of Add GrResourceCache2.

src/gpu/GrResourceCache.cpp

Index: src/gpu/GrResourceCache.cpp
diff --git a/src/gpu/GrResourceCache.cpp b/src/gpu/GrResourceCache.cpp
index 8a21002e1c5fe17575548281dd7917911011db44..e3a17f05c5fa6a88ce05a3ddfeb070ec88f1d556 100644
--- a/src/gpu/GrResourceCache.cpp
+++ b/src/gpu/GrResourceCache.cpp
@@ -267,7 +267,7 @@
 void GrResourceCache::removeInvalidResource(GrResourceCacheEntry* entry) {
     // If the resource went invalid while it was detached then purge it
     // This can happen when a 3D context was lost,
-    // the client called GrContext::abandonContext() to notify Gr,
+    // the client called GrContext::contextDestroyed() to notify Gr,
     // and then later an SkGpuDevice's destructor releases its backing
     // texture (which was invalidated at contextDestroyed time).
     // TODO: Safely delete the GrResourceCacheEntry as well.