Add GrResource base class for ibs, texs, vbs, etc.
Add lostContext() to GrContext.

Review URL: http://codereview.appspot.com/4328044/



git-svn-id: http://skia.googlecode.com/svn/trunk@1026 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gpu/src/GrTextStrike.cpp b/gpu/src/GrTextStrike.cpp
index 6cdb61c..a245997 100644
--- a/gpu/src/GrTextStrike.cpp
+++ b/gpu/src/GrTextStrike.cpp
@@ -58,19 +58,12 @@
     return strike;
 }
 
-void GrFontCache::abandonAll() {
-    fCache.deleteAll();
-    if (fAtlasMgr) {
-        fAtlasMgr->abandonAll();
-        delete fAtlasMgr;
-        fAtlasMgr = NULL;
-    }
-}
-
 void GrFontCache::freeAll() {
     fCache.deleteAll();
     delete fAtlasMgr;
     fAtlasMgr = NULL;
+    fHead = NULL;
+    fTail = NULL;
 }
 
 void GrFontCache::purgeExceptFor(GrTextStrike* preserveStrike) {