Bug 1431029 - Expose timestamp for quota managed storage. r=asuth

MozReview-Commit-ID: 7MNd2m2Jp46

--HG--
extra : rebase_source : 4a17e0b6b38073fea7b4b3d3b4483d4c495b3950

dom/quota/ActorsChild.cpp

@@ -163,7 +163,8 @@ QuotaUsageRequestChild::HandleResponse(const nsTArray<OriginUsage>& aResponse)
 
       RefPtr<UsageResult> usageResult = new UsageResult(originUsage.origin(),
                                                         originUsage.persisted(),
-                                                        originUsage.usage());
+                                                        originUsage.usage(),
+                                                        originUsage.lastAccessed());
 
       usageResults.AppendElement(usageResult.forget());
     }

dom/quota/ActorsParent.cpp

@@ -6979,6 +6979,8 @@ GetUsageOp::TraverseRepository(QuotaManager* aQuotaManager,
       originUsage->persisted() = persisted;
     }
 
+    originUsage->lastAccessed() = timestamp;
+
     UsageInfo usageInfo;
     rv = GetUsageForOrigin(aQuotaManager,
                            aPersistenceType,

dom/quota/PQuotaUsageRequest.ipdl

@@ -13,6 +13,7 @@ struct OriginUsage
   nsCString origin;
   bool persisted;
   uint64_t usage;
+  uint64_t lastAccessed;
 };
 
 struct AllUsageResponse

dom/quota/QuotaResults.cpp

@@ -12,10 +12,12 @@ namespace quota {
 
 UsageResult::UsageResult(const nsACString& aOrigin,
                          bool aPersisted,
-                         uint64_t aUsage)
+                         uint64_t aUsage,
+                         uint64_t aLastAccessed)
   : mOrigin(aOrigin)
   , mUsage(aUsage)
   , mPersisted(aPersisted)
+  , mLastAccessed(aLastAccessed)
 {
 }
 
@@ -47,6 +49,15 @@ UsageResult::GetUsage(uint64_t* aUsage)
   return NS_OK;
 }
 
+NS_IMETHODIMP
+UsageResult::GetLastAccessed(uint64_t* aLastAccessed)
+{
+  MOZ_ASSERT(aLastAccessed);
+
+  *aLastAccessed = mLastAccessed;
+  return NS_OK;
+}
+
 OriginUsageResult::OriginUsageResult(uint64_t aUsage,
                                      uint64_t aFileUsage,
                                      uint64_t aLimit)

dom/quota/QuotaResults.h

@@ -19,11 +19,13 @@ class UsageResult
   nsCString mOrigin;
   uint64_t mUsage;
   bool mPersisted;
+  uint64_t mLastAccessed;
 
 public:
   UsageResult(const nsACString& aOrigin,
               bool aPersisted,
-              uint64_t aUsage);
+              uint64_t aUsage,
+              uint64_t aLastAccessed);
 
 private:
   virtual ~UsageResult()

dom/quota/nsIQuotaResults.idl

@@ -14,6 +14,8 @@ interface nsIQuotaUsageResult : nsISupports
   readonly attribute boolean persisted;
 
   readonly attribute unsigned long long usage;
+
+  readonly attribute unsigned long long lastAccessed;
 };
 
 [scriptable, function, uuid(96df03d2-116a-493f-bb0b-118c212a6b32)]