Disable 4 reading list tests.

ios/chrome/browser/ui/reading_list/reading_list_egtest.mm

Index: ios/chrome/browser/ui/reading_list/reading_list_egtest.mm
diff --git a/ios/chrome/browser/ui/reading_list/reading_list_egtest.mm b/ios/chrome/browser/ui/reading_list/reading_list_egtest.mm
index 6195877d983dcc15e856d8604c9b76256d74b725..a5fe01ac9eb9f87b47da2175dc9cae0e1b534c82 100644
--- a/ios/chrome/browser/ui/reading_list/reading_list_egtest.mm
+++ b/ios/chrome/browser/ui/reading_list/reading_list_egtest.mm
@@ -349,7 +349,8 @@ id<GREYMatcher> EmptyBackground() {
 
 // Tests that only the "Cancel", "Delete All Read" and "Mark All…" buttons are
 // showing when not editing.
-- (void)testVisibleButtonsEditingModeEmptySelection {
+// TODO(crbug.com/704401): Re-enable this test.
+- (void)DISABLED_testVisibleButtonsEditingModeEmptySelection {
   AddEntriesAndEnterEdit();
 
   AssertButtonNotVisibleWithID(IDS_IOS_READING_LIST_DELETE_BUTTON);
@@ -364,7 +365,8 @@ id<GREYMatcher> EmptyBackground() {
 
 // Tests that only the "Cancel", "Delete" and "Mark Unread" buttons are showing
 // when not editing.
-- (void)testVisibleButtonsOnlyReadEntrySelected {
+// TODO(crbug.com/704401): Re-enable this test.
+- (void)DISABLED_testVisibleButtonsOnlyReadEntrySelected {
   AddEntriesAndEnterEdit();
   TapEntry(kReadTitle);
 
@@ -380,7 +382,8 @@ id<GREYMatcher> EmptyBackground() {
 
 // Tests that only the "Cancel", "Delete" and "Mark Read" buttons are showing
 // when not editing.
-- (void)testVisibleButtonsOnlyUnreadEntrySelected {
+// TODO(crbug.com/704401): Re-enable this test.
+- (void)DISABLED_testVisibleButtonsOnlyUnreadEntrySelected {
   AddEntriesAndEnterEdit();
   TapEntry(kUnreadTitle);
 
@@ -396,7 +399,8 @@ id<GREYMatcher> EmptyBackground() {
 
 // Tests that only the "Cancel", "Delete" and "Mark…" buttons are showing when
 // not editing.
-- (void)testVisibleButtonsMixedEntriesSelected {
+// TODO(crbug.com/704401): Re-enable this test.
+- (void)DISABLED_testVisibleButtonsMixedEntriesSelected {
   AddEntriesAndEnterEdit();
   TapEntry(kReadTitle);
   TapEntry(kUnreadTitle);