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dom_storage_map.patch
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dom_storage_map.patch
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diff --git a/content/common/dom_storage/dom_storage_map.cc b/content/common/dom_storage/dom_storage_map.cc
index 0a6b0176a982..35a1c3c11a58 100644
--- a/content/common/dom_storage/dom_storage_map.cc
+++ b/content/common/dom_storage/dom_storage_map.cc
@@ -182,10 +182,12 @@ bool DOMStorageMap::SetItemInternal(MapType* map_type,
size_t new_item_size = size_in_storage(key, value);
size_t new_storage_used = storage_used_ - old_item_size + new_item_size;
+#if 0 // Disable localStorage size limit for Electron.
// Only check quota if the size is increasing, this allows
// shrinking changes to pre-existing files that are over budget.
if (new_item_size > old_item_size && new_storage_used > quota_)
return false;
+#endif
(*map_type)[key] = value;
ResetKeyIterator();
diff --git a/content/common/dom_storage/dom_storage_types.h b/content/common/dom_storage/dom_storage_types.h
index e87afe5b8ee0..ad749e43b9c0 100644
--- a/content/common/dom_storage/dom_storage_types.h
+++ b/content/common/dom_storage/dom_storage_types.h
@@ -21,6 +21,7 @@ typedef std::map<base::string16, base::NullableString16> DOMStorageValuesMap;
// The quota for each storage area.
// This value is enforced in renderer processes and the browser process.
+// Note: Electron's dom_storage_map.patch disables enforcement of this restriction.
const size_t kPerStorageAreaQuota = 10 * 1024 * 1024;
// In the browser process we allow some overage to
diff --git a/content/renderer/dom_storage/dom_storage_cached_area.cc b/content/renderer/dom_storage/dom_storage_cached_area.cc
index 805470f059a2..15c0911166a7 100644
--- a/content/renderer/dom_storage/dom_storage_cached_area.cc
+++ b/content/renderer/dom_storage/dom_storage_cached_area.cc
@@ -51,11 +51,13 @@ bool DOMStorageCachedArea::SetItem(int connection_id,
const base::string16& key,
const base::string16& value,
const GURL& page_url) {
+#if 0 // Disable localStorage size limit for Electron.
// A quick check to reject obviously overbudget items to avoid
// the priming the cache.
if ((key.length() + value.length()) * sizeof(base::char16) >
kPerStorageAreaQuota)
return false;
+#endif
PrimeIfNeeded(connection_id);
base::NullableString16 old_value;
diff --git a/content/renderer/dom_storage/local_storage_cached_area.cc b/content/renderer/dom_storage/local_storage_cached_area.cc
index 22f1a9c93758..4f12ea626b75 100644
--- a/content/renderer/dom_storage/local_storage_cached_area.cc
+++ b/content/renderer/dom_storage/local_storage_cached_area.cc
@@ -131,11 +131,13 @@ bool LocalStorageCachedArea::SetItem(const base::string16& key,
const base::string16& value,
const GURL& page_url,
const std::string& storage_area_id) {
+#if 0 // Disable localStorage size limit for Electron.
// A quick check to reject obviously overbudget items to avoid priming the
// cache.
if ((key.length() + value.length()) * sizeof(base::char16) >
kPerStorageAreaQuota)
return false;
+#endif
EnsureLoaded();
bool result = false;