Chrome Cleaner UI: Add a dialog class for the new UI

chrome/browser/ui/browser_dialogs.h

Index: chrome/browser/ui/browser_dialogs.h
diff --git a/chrome/browser/ui/browser_dialogs.h b/chrome/browser/ui/browser_dialogs.h
index 0a42c637bb6457ac12edd4ca027b2854983240c6..7bcd9c4136c547c2e5353667387effbaad8e5193 100644
--- a/chrome/browser/ui/browser_dialogs.h
+++ b/chrome/browser/ui/browser_dialogs.h
@@ -55,6 +55,10 @@ class PaymentRequest;
 class PaymentRequestDialog;
 }
 
+namespace safe_browsing {
+class SRTPromptController;
+}
+
 namespace security_state {
 struct SecurityInfo;
 }  // namespace security_state
@@ -189,6 +193,16 @@ enum class DialogIdentifier { UNKNOWN = 0, TRANSLATE = 1, MAX_VALUE };
 // Record an UMA metric counting the creation of a dialog box of this type.
 void RecordDialogCreation(DialogIdentifier identifier);
 
+#if defined(OS_WIN)
+
+// Shows the Chrome Cleanup dialog asking the user if they want to clean their
+// system from unwanted software. This is called when unwanted software has been
+// detected on the system.
+void ShowSRTPrompt(Browser* browser,
+                   safe_browsing::SRTPromptController* controller);
+
+#endif  // OS_WIN
+
 }  // namespace chrome
 
 #if defined(OS_CHROMEOS)