Connect ContentSuggestionsMediator to the ContentService

ios/chrome/browser/ui/content_suggestions/content_suggestion.h

Index: ios/chrome/browser/ui/content_suggestions/content_suggestion.h
diff --git a/ios/chrome/browser/ui/content_suggestions/content_suggestion.h b/ios/chrome/browser/ui/content_suggestions/content_suggestion.h
index 68bcf1b502694bf31c36dad50ebcf666f6069e49..d13587ed14fd383fac9d6f85f505e2588b24b1c5 100644
--- a/ios/chrome/browser/ui/content_suggestions/content_suggestion.h
+++ b/ios/chrome/browser/ui/content_suggestions/content_suggestion.h
@@ -7,11 +7,32 @@
 
 #import <UIKit/UIKit.h>
 
-// Data for a suggestions item, compatible with Objective-C.
+#include "url/gurl.h"
+
+@class ContentSuggestionsSectionInformation;
+
+// Enum defining the type of a ContentSuggestions.
+typedef NS_ENUM(NSInteger, ContentSuggestionType) {
+  ContentSuggestionTypeArticle

[marq (ping after 24h), 2017/02/16 13:14:35]

Set an initial value for the first enum value.

Any reason why this doesn't follow Chromium's MACRO_STYLE for enums?

[gambard, 2017/02/16 13:45:53]

Because almost all "typedef NS_ENUM" are using MacroStyle in our current code.

+};
+
+// Data for a suggestions item, compatible with Objective-C. Most acts as a

[marq (ping after 24h), 2017/02/16 13:14:35]

Most -> Mostly

[gambard, 2017/02/16 13:45:53]

Done.

+// wrapper for ntp_snippets::ContentSuggestion.
 @interface ContentSuggestion : NSObject
 
-@property(nonatomic, copy) NSString* title;
-@property(nonatomic, strong) UIImage* image;
+// Title of the suggestion.
+@property(nonatomic, copy, nullable) NSString* title;
+// Text for the suggestion.
+@property(nonatomic, copy, nullable) NSString* text;
+// Image for the suggestion.
+@property(nonatomic, strong, nullable) UIImage* image;
+// URL associated with the suggestion.
+@property(nonatomic, assign) GURL url;
+
+// Section information in which this suggestion should be.
+@property(nonatomic, strong, nullable)
+    ContentSuggestionsSectionInformation* section;
+@property(nonatomic, assign) ContentSuggestionType type;
 
 @end