[Mac] Added tooltip support for web intent picker

chrome/browser/ui/cocoa/web_intent_bubble_controller.h

Index: chrome/browser/ui/cocoa/web_intent_bubble_controller.h
diff --git a/chrome/browser/ui/cocoa/web_intent_bubble_controller.h b/chrome/browser/ui/cocoa/web_intent_bubble_controller.h
index ec166b4866b904ede8eda98053d40b4ea1961932..a8d4ad602226fd3a0ffa9f0ec105fac3d7f0f0f4 100644
--- a/chrome/browser/ui/cocoa/web_intent_bubble_controller.h
+++ b/chrome/browser/ui/cocoa/web_intent_bubble_controller.h
@@ -25,6 +25,9 @@ class WebIntentPickerCocoa;
   // Images for all icons shown in bubble.
   scoped_nsobject<NSPointerArray> iconImages_;
 
+  // URLs associated with the individual services.
+  scoped_nsobject<NSArray> serviceURLs_;
+
   // Default icon to use if no icon is specified.
   scoped_nsobject<NSImage> defaultIcon_;
 
@@ -40,6 +43,9 @@ class WebIntentPickerCocoa;
 // Replaces the |image| for service at |index|.
 - (void)replaceImageAtIndex:(size_t)index withImage:(NSImage*)image;
 
+// Set the service |urls| for all services.
+- (void)setServiceURLs:(NSArray*)urls;
+
 @end  // WebIntentBubbleController
 
 #endif  // CHROME_BROWSER_UI_COCOA_WEB_INTENT_BUBBLE_CONTROLLER_H_