Revert of Make GrGpuResources register with GrResourceCache2 after fully constructed.

src/gpu/GrResourceCache2.cpp

Index: src/gpu/GrResourceCache2.cpp
diff --git a/src/gpu/GrResourceCache2.cpp b/src/gpu/GrResourceCache2.cpp
index c325efd40d5b11ab0d3fbb19f2b78553c6d107a0..0b6944ee856306f8a3983a82b87b5ab823aa91e2 100644
--- a/src/gpu/GrResourceCache2.cpp
+++ b/src/gpu/GrResourceCache2.cpp
@@ -17,13 +17,11 @@
 void GrResourceCache2::insertResource(GrGpuResource* resource) {
     SkASSERT(NULL != resource);
     SkASSERT(!resource->wasDestroyed());
-    SkASSERT(!this->isInCache(resource));
     fResources.addToHead(resource);
     ++fCount;
 }
 
 void GrResourceCache2::removeResource(GrGpuResource* resource) {
-    SkASSERT(this->isInCache(resource));
     fResources.remove(resource);
     --fCount;
 }