[Extensions] Polish the suspicious extension bubble

chrome/browser/extensions/suspicious_extension_bubble_controller.cc

Index: chrome/browser/extensions/suspicious_extension_bubble_controller.cc
diff --git a/chrome/browser/extensions/suspicious_extension_bubble_controller.cc b/chrome/browser/extensions/suspicious_extension_bubble_controller.cc
index 94d189fe350ca6de1171cec56fedc6482083e5a2..3f045e3dec4cccf4fb9f78646e7de70679dc588d 100644
--- a/chrome/browser/extensions/suspicious_extension_bubble_controller.cc
+++ b/chrome/browser/extensions/suspicious_extension_bubble_controller.cc
@@ -46,7 +46,8 @@ class SuspiciousExtensionBubbleDelegate
       ExtensionMessageBubbleController::BubbleAction user_action) override;
   void PerformAction(const extensions::ExtensionIdList& list) override;
   base::string16 GetTitle() const override;
-  base::string16 GetMessageBody(bool anchored_to_browser_action) const override;
+  base::string16 GetMessageBody(bool anchored_to_browser_action,
+                                int extension_count) const override;
   base::string16 GetOverflowText(
       const base::string16& overflow_count) const override;
   GURL GetLearnMoreUrl() const override;
@@ -101,9 +102,13 @@ base::string16 SuspiciousExtensionBubbleDelegate::GetTitle() const {
 }
 
 base::string16 SuspiciousExtensionBubbleDelegate::GetMessageBody(
-    bool anchored_to_browser_action) const {
-  return l10n_util::GetStringFUTF16(IDS_EXTENSIONS_UNSUPPORTED_DISABLED_BODY,
-      l10n_util::GetStringUTF16(IDS_EXTENSION_WEB_STORE_TITLE));
+    bool anchored_to_browser_action,
+    int extension_count) const {
+  int message_id = extension_count == 1 ?
+      IDS_EXTENSIONS_SINGLE_UNSUPPORTED_DISABLED_BODY :
+      IDS_EXTENSIONS_MULTIPLE_UNSUPPORTED_DISABLED_BODY;
+  return l10n_util::GetStringFUTF16(
+      message_id, l10n_util::GetStringUTF16(IDS_EXTENSION_WEB_STORE_TITLE));
 }
 
 base::string16 SuspiciousExtensionBubbleDelegate::GetOverflowText(