Bug 1307331 - Use MOZ_MUST_USE in netwerk/protocol/data r=valentin

MozReview-Commit-ID: IikVyLjQN31

--HG--
extra : rebase_source : 574d28a6534c4a0e0ed92576896d9404e671fa7d

netwerk/ipc/NeckoParent.cpp

@@ -415,7 +415,7 @@ NeckoParent::RecvPDataChannelConstructor(PDataChannelParent* actor,
                                          const uint32_t& channelId)
 {
   DataChannelParent* p = static_cast<DataChannelParent*>(actor);
-  p->Init(channelId);
+  MOZ_DIAGNOSTIC_ASSERT(p->Init(channelId));
   return true;
 }
 

netwerk/protocol/data/DataChannelParent.h

@@ -27,7 +27,7 @@ public:
     NS_DECL_NSIREQUESTOBSERVER
     NS_DECL_NSISTREAMLISTENER
 
-    bool Init(const uint32_t& aArgs);
+    MOZ_MUST_USE bool Init(const uint32_t& aArgs);
 
 private:
     ~DataChannelParent();

netwerk/protocol/data/nsDataChannel.h

@@ -20,8 +20,9 @@ public:
     }
 
 protected:
-    virtual nsresult OpenContentStream(bool async, nsIInputStream **result,
-                                       nsIChannel** channel);
+    virtual MOZ_MUST_USE nsresult OpenContentStream(bool async,
+                                                    nsIInputStream **result,
+                                                    nsIChannel** channel);
 };
 
 #endif /* nsDataChannel_h___ */

netwerk/protocol/data/nsDataHandler.h

@@ -24,18 +24,18 @@ public:
     nsDataHandler();
 
     // Define a Create method to be used with a factory:
-    static nsresult
+    static MOZ_MUST_USE nsresult
     Create(nsISupports* aOuter, const nsIID& aIID, void* *aResult);
 
     // Parse a data: URI and return the individual parts
     // (the given spec will temporarily be modified but will be returned
     //  to the original before returning)
     // contentCharset and dataBuffer can be nullptr if they are not needed.
-    static nsresult ParseURI(nsCString& spec,
-                             nsCString& contentType,
-                             nsCString* contentCharset,
-                             bool& isBase64,
-                             nsCString* dataBuffer);
+    static MOZ_MUST_USE nsresult ParseURI(nsCString& spec,
+                                          nsCString& contentType,
+                                          nsCString* contentCharset,
+                                          bool& isBase64,
+                                          nsCString* dataBuffer);
 };
 
 #endif /* nsDataHandler_h___ */