[IC] Rename image_fetcher/core/storage --> image_fetcher/core/cache

Follow-up from previous histogram CL:
https://chromium-review.googlesource.com/c/chromium/src/+/1250061/5
comments in cached_image_fetcher.h.

[email protected],[email protected]

Bug: 888712
Change-Id: I8efa7f81a7ccf475f518b12516ea116837518586
Reviewed-on: https://chromium-review.googlesource.com/c/1285125
Commit-Queue: Brandon Wylie <[email protected]>
Reviewed-by: Filip Gorski <[email protected]>
Reviewed-by: Lei Zhang <[email protected]>
Reviewed-by: Sky Malice <[email protected]>
Cr-Commit-Position: refs/heads/master@{#600840}
diff --git a/chrome/browser/prefs/browser_prefs.cc b/chrome/browser/prefs/browser_prefs.cc
index 897eca5..d9fb637f 100644
--- a/chrome/browser/prefs/browser_prefs.cc
+++ b/chrome/browser/prefs/browser_prefs.cc
@@ -85,7 +85,7 @@
 #include "components/feature_engagement/buildflags.h"
 #include "components/flags_ui/pref_service_flags_storage.h"
 #include "components/gcm_driver/gcm_channel_status_syncer.h"
-#include "components/image_fetcher/core/storage/image_cache.h"
+#include "components/image_fetcher/core/cache/image_cache.h"
 #include "components/invalidation/impl/invalidator_registrar_with_memory.h"
 #include "components/invalidation/impl/per_user_topic_registration_manager.h"
 #include "components/language/content/browser/geo_language_provider.h"