Remove all Dalvik allocations from Cavnas.drawBitmap(int[], ...)

Change-Id: Ie28538a2104d21154fdc78a56525e7403f08287d
diff --git a/libs/hwui/TextureCache.h b/libs/hwui/TextureCache.h
index 10a05e0..31a2e3d 100644
--- a/libs/hwui/TextureCache.h
+++ b/libs/hwui/TextureCache.h
@@ -67,6 +67,11 @@
      */
     Texture* get(SkBitmap* bitmap);
     /**
+     * Returns the texture associated with the specified bitmap. The generated
+     * texture is not kept in the cache. The caller must destroy the texture.
+     */
+    Texture* getTransient(SkBitmap* bitmap);
+    /**
      * Removes the texture associated with the specified bitmap.
      * Upon remove the texture is freed.
      */