Delete unused method aliases and texture flag.

include/gpu/GrTexture.h

Index: include/gpu/GrTexture.h
diff --git a/include/gpu/GrTexture.h b/include/gpu/GrTexture.h
index 28c3fd5cdec8a09e4929421fd656f6aed25a8afd..d02382981d02fc9c348f082377c33f9e691812d8 100644
--- a/include/gpu/GrTexture.h
+++ b/include/gpu/GrTexture.h
@@ -42,23 +42,6 @@ public:
      */
     virtual void textureParamsModified() = 0;
 
-    /**
-     * Informational texture flags. This will be removed soon.
-     */
-    enum FlagBits {
-        kFirstBit = (kLastPublic_GrTextureFlagBit << 1),
-
-        /**
-         * This texture should be returned to the texture cache when
-         * it is no longer reffed
-         */
-        kReturnToCache_FlagBit        = kFirstBit,
-    };
-
-    void resetFlag(GrTextureFlags flags) {
-        fDesc.fFlags = fDesc.fFlags & ~flags;
-    }
-
 #ifdef SK_DEBUG
     void validate() const {
         this->INHERITED::validate();