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authorkmadhusu@chromium.org <kmadhusu@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2013-06-22 20:28:11 +0000
committerkmadhusu@chromium.org <kmadhusu@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2013-06-22 20:28:11 +0000
commit723eaf484c3eec4643cb4e1a470809b307764383 (patch)
tree5be57530f2484dd75aaa5e4601fdc5868198c675 /chrome/renderer/searchbox/searchbox.cc
parent4815b78cb46d8fac21213fc0583f8524dfacfb18 (diff)
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Added a check in Searchbox::OnMostVisitedChanged() to prevent duplicate notifications regarding most visited items.
SearchTabHelper no longer tracks the last known most visited items list. BUG=248683 TEST=none Review URL: https://chromiumcodereview.appspot.com/17521002 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@208086 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'chrome/renderer/searchbox/searchbox.cc')
-rw-r--r--chrome/renderer/searchbox/searchbox.cc23
1 files changed, 23 insertions, 0 deletions
diff --git a/chrome/renderer/searchbox/searchbox.cc b/chrome/renderer/searchbox/searchbox.cc
index bd563a8..922e985 100644
--- a/chrome/renderer/searchbox/searchbox.cc
+++ b/chrome/renderer/searchbox/searchbox.cc
@@ -28,6 +28,23 @@ namespace {
// Size of the results cache.
const size_t kMaxInstantAutocompleteResultItemCacheSize = 100;
+// Returns true if items stored in |old_item_id_pairs| and |new_items| are
+// equal.
+bool AreMostVisitedItemsEqual(
+ const std::vector<InstantMostVisitedItemIDPair>& old_item_id_pairs,
+ const std::vector<InstantMostVisitedItem>& new_items) {
+ if (old_item_id_pairs.size() != new_items.size())
+ return false;
+
+ for (size_t i = 0; i < new_items.size(); ++i) {
+ if (new_items[i].url != old_item_id_pairs[i].second.url ||
+ new_items[i].title != old_item_id_pairs[i].second.title) {
+ return false;
+ }
+ }
+ return true;
+}
+
} // namespace
namespace internal { // for testing
@@ -506,6 +523,12 @@ void SearchBox::SetQuery(const string16& query, bool verbatim) {
void SearchBox::OnMostVisitedChanged(
const std::vector<InstantMostVisitedItem>& items) {
+ std::vector<InstantMostVisitedItemIDPair> last_known_items;
+ GetMostVisitedItems(&last_known_items);
+
+ if (AreMostVisitedItemsEqual(last_known_items, items))
+ return; // Do not send duplicate onmostvisitedchange events.
+
most_visited_items_cache_.AddItems(items);
if (render_view()->GetWebView() && render_view()->GetWebView()->mainFrame()) {
extensions_v8::SearchBoxExtension::DispatchMostVisitedChanged(