Add several phrases for webview popups.

ui/integration.cpp

@@ -154,8 +154,24 @@ QString Integration::phraseButtonOk() {
 	return "OK";
 }
 
+QString Integration::phraseButtonClose() {
+	return "Close";
+}
+
 QString Integration::phraseButtonCancel() {
 	return "Cancel";
 }
 
+QString Integration::phrasePanelCloseWarning() {
+	return "Warning";
+}
+
+QString Integration::phrasePanelCloseUnsaved() {
+	return "Changes that you made may not be saved.";
+}
+
+QString Integration::phrasePanelCloseAnyway() {
+	return "Close anyway";
+}
+
 } // namespace Ui

ui/integration.h

@@ -81,7 +81,11 @@ public:
 	[[nodiscard]] virtual QString phraseFormattingMonospace();
 	[[nodiscard]] virtual QString phraseFormattingSpoiler();
 	[[nodiscard]] virtual QString phraseButtonOk();
+	[[nodiscard]] virtual QString phraseButtonClose();
 	[[nodiscard]] virtual QString phraseButtonCancel();
+	[[nodiscard]] virtual QString phrasePanelCloseWarning();
+	[[nodiscard]] virtual QString phrasePanelCloseUnsaved();
+	[[nodiscard]] virtual QString phrasePanelCloseAnyway();
 
 };
 

ui/layers/layers.style

@@ -199,6 +199,7 @@ separatePanelBack: IconButton(separatePanelClose) {
 separatePanelDuration: 150;
 
 webviewDialogButton: defaultBoxButton;
+webviewDialogDestructiveButton: attentionBoxButton;
 webviewDialogSubmit: RoundButton(defaultActiveButton) {
 	width: -48px;
 	height: 34px;