Enforce calling of inherited onRelease & onAbandon mthds in GrResource-derived classes

http://codereview.appspot.com/6499077/



git-svn-id: http://skia.googlecode.com/svn/trunk@5405 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/GrTexture.cpp b/src/gpu/GrTexture.cpp
index 027521b..c31d774 100644
--- a/src/gpu/GrTexture.cpp
+++ b/src/gpu/GrTexture.cpp
@@ -85,12 +85,16 @@
 void GrTexture::onRelease() {
     GrAssert(!this->isSetFlag((GrTextureFlags) kReturnToCache_FlagBit));
     this->releaseRenderTarget();
+
+    INHERITED::onRelease();
 }
 
 void GrTexture::onAbandon() {
     if (NULL != fRenderTarget) {
         fRenderTarget->abandon();
     }
+
+    INHERITED::onAbandon();
 }
 
 void GrTexture::validateDesc() const {