diff -r 7333d7932ef7 -r 8b7f4e561641 appinstaller/AppinstUi/Daemon/Src/previouslyInstalledAppsCache.cpp
--- a/appinstaller/AppinstUi/Daemon/Src/previouslyInstalledAppsCache.cpp	Tue Aug 31 15:21:33 2010 +0300
+++ b/appinstaller/AppinstUi/Daemon/Src/previouslyInstalledAppsCache.cpp	Wed Sep 01 12:22:02 2010 +0100
@@ -18,9 +18,6 @@
 #include <f32file.h>
 #include <s32file.h>
 #include <pathinfo.h>
-#include <usif/scr/scr.h>
-#include <usif/scr/scrcommon.h>
-#include <usif/scr/screntries.h>
 
 #include "sisregistrysession.h"
 #include "sisregistryentry.h"
@@ -82,10 +79,7 @@
 // End of code from swi/inc/cleanuputils.h
 // ----------------------------
 
-// -----------------------------------------------------------------------
-// CPreviouslyInstalledAppsCache::NewL
-// -----------------------------------------------------------------------
-//  
+
 CPreviouslyInstalledAppsCache *CPreviouslyInstalledAppsCache::NewL()
 	{
 	CPreviouslyInstalledAppsCache *self = new(ELeave)CPreviouslyInstalledAppsCache;
@@ -95,172 +89,122 @@
 	return self;
 	}
 
-// -----------------------------------------------------------------------
-// CPreviouslyInstalledAppsCache::~CPreviouslyInstalledAppsCache
-// -----------------------------------------------------------------------
-//  
 CPreviouslyInstalledAppsCache::~CPreviouslyInstalledAppsCache()
 	{
 	iPrevPkgUids.Reset();
 	}
 
-// -----------------------------------------------------------------------
-// CPreviouslyInstalledAppsCache::UpdateAllL
-// -----------------------------------------------------------------------
-//  
+
 void CPreviouslyInstalledAppsCache::UpdateAllL()
 	{
-    FLOG( _L("Daemon: CPreviouslyInstalledAppsCache::UpdateAllL ") );
-    
 	RThread ourThread; // nb. Default constructor gives handle to current thread.
-	
-	if( !ourThread.HasCapability(ECapabilityReadUserData, 0) )
+	if(!ourThread.HasCapability(ECapabilityReadUserData, 0))
 		{
 		// Have not got ReadUserData - if we try and enumerate package
 		// UIDs the registry server will panic us!
 		User::Leave(KErrAccessDenied);
 		}
 	ourThread.Close();
+	
 
-	// Let's use SisRegistry in this case since in SCR there is no
-	// simple way to retriev sisx pacakge UIDs in one call.
-    RSisRegistrySession registrySession;
-    User::LeaveIfError( registrySession.Connect() );
-    CleanupClosePushL( registrySession );
-    
-    RPointerArray<CSisRegistryPackage> packages;
-    registrySession.InstalledPackagesL( packages );
-    CleanupResetAndDestroy< 
-           RPointerArray<CSisRegistryPackage> >::PushL( packages );
-    
-    for ( TInt i = 0; i < packages.Count(); ++i )
-        {
-        (void)iPrevPkgUids.InsertInSignedKeyOrder( packages[i]->Uid() );
-        
-        FLOG_1( _L("Daemon: UpdateAllL: Add UID = 0x%x"), 
-                packages[i]->Uid().iUid );
-        }
-    
-    CleanupStack::PopAndDestroy( &packages );
-    CleanupStack::PopAndDestroy( &registrySession );
+	RSisRegistrySession registrySession;
+	User::LeaveIfError(registrySession.Connect());
+	CleanupClosePushL(registrySession);
+	
+	RPointerArray<CSisRegistryPackage> packages;
+	registrySession.InstalledPackagesL(packages);
+   	CleanupResetAndDestroy<RPointerArray<CSisRegistryPackage> >::PushL(packages);
+
+	for (TInt i=0; i< packages.Count(); ++i)
+		{
+		(void)iPrevPkgUids.InsertInSignedKeyOrder(packages[i]->Uid());
+		}
+	
+	CleanupStack::PopAndDestroy(&packages);
+	CleanupStack::PopAndDestroy(&registrySession);
 	}
 
-// -----------------------------------------------------------------------
-// CPreviouslyInstalledAppsCache::UpdateAddL
-// -----------------------------------------------------------------------
-//  
-void CPreviouslyInstalledAppsCache::UpdateAddL( TUid aUid )
+void CPreviouslyInstalledAppsCache::UpdateAddL(TUid aUid)
 	{
-    FLOG( _L("Daemon: CPreviouslyInstalledAppsCache::UpdateAddL ") );
- 
-    // Let's use SisRegistry in this case since in SCR there is no
-    // simple way to open entry with given package UIDs.
-    RSisRegistrySession registrySession;
-    User::LeaveIfError( registrySession.Connect() );
-    CleanupClosePushL( registrySession );
-    
-    RSisRegistryEntry registryEntry;
-    TInt err = registryEntry.Open( registrySession, aUid );
-    
-    if( err == KErrNone )
-        {
-        // Ok close entry and add UID to cache.
-        registryEntry.Close();
-        (void)iPrevPkgUids.InsertInSignedKeyOrder( aUid );
-        FLOG_1( _L("Daemon: UpdateAddL: Add UID = 0x%x"), aUid.iUid );
-        }
-           
-    CleanupStack::PopAndDestroy( &registrySession );
+	RSisRegistrySession registrySession;
+	User::LeaveIfError(registrySession.Connect());
+	CleanupClosePushL(registrySession);
+	
+	RSisRegistryEntry registryEntry;
+	TInt err = registryEntry.Open(registrySession, aUid);
+	if( err == KErrNone )
+		{
+		registryEntry.Close();
+		(void)iPrevPkgUids.InsertInSignedKeyOrder(aUid);
+		}
+
+	FLOG_1( _L("Daemon: UpdateAddL: UID add error = %d"), err );
+	
+	CleanupStack::PopAndDestroy(&registrySession);
 	}
 
-// -----------------------------------------------------------------------
-// CPreviouslyInstalledAppsCache::HasBeenPreviouslyInstalled
-// -----------------------------------------------------------------------
-//  
-TBool CPreviouslyInstalledAppsCache::HasBeenPreviouslyInstalled( 
-    TUid aPackageUid ) const
+TBool CPreviouslyInstalledAppsCache::HasBeenPreviouslyInstalled(TUid aPackageUid) const
 	{
-	if ( iPrevPkgUids.FindInSignedKeyOrder( aPackageUid ) == KErrNotFound )
+	if(iPrevPkgUids.FindInSignedKeyOrder(aPackageUid) == KErrNotFound)
 		{
 		return EFalse;
 		}
 	return ETrue;
 	}
 
-// -----------------------------------------------------------------------
-// CPreviouslyInstalledAppsCache::CPreviouslyInstalledAppsCache
-// -----------------------------------------------------------------------
-//  
 CPreviouslyInstalledAppsCache::CPreviouslyInstalledAppsCache()
 	{
 	}
 
-// -----------------------------------------------------------------------
-// CPreviouslyInstalledAppsCache::ConstructL
-// -----------------------------------------------------------------------
-//  
 void CPreviouslyInstalledAppsCache::ConstructL()
 	{
-    FLOG( _L("Daemon: CPreviouslyInstalledAppsCache::ConstructL ") );
 	User::LeaveIfError(iFs.Connect());
 	TInt drive = 0;
-    iFs.CharToDrive( 
-            TParsePtrC( PathInfo::PhoneMemoryRootPath() ).Drive()[0], 
-            drive );
-    
+    iFs.CharToDrive( TParsePtrC( PathInfo::PhoneMemoryRootPath() ).Drive()[0], drive );
     iFs.CreatePrivatePath( drive );
 
 	// Read cache file
 	TRAP_IGNORE(InitFromCacheFileL());
-	
-//TODO: Test if this is really needed. Let's not do updateall 2 time in boot.		
-   // TRAPD( err, UpdateAllL() );
-   // if(err == KErrNone)
-   //     {        
-   //     TRAP_IGNORE(FlushToDiskL());
-   //     }	
+		
+    TRAPD( err, UpdateAllL() );
+    if(err == KErrNone)
+        {
+        // If we managed to scan the registry, and update the cache, flush to disk.
+        TRAP_IGNORE(FlushToDiskL());
+        }	
 
 	}
 
-// -----------------------------------------------------------------------
-// CPreviouslyInstalledAppsCache::InitFromCacheFileL
-// -----------------------------------------------------------------------
-//  
+
 void CPreviouslyInstalledAppsCache::InitFromCacheFileL()
 	{
 	// Read in existing cache file.
 	RFile cacheFile;
-	TInt err = cacheFile.Open( iFs, 
-                               KPreInstalledApps, 
-                               EFileStream|EFileRead);
-	if ( err != KErrNone )
+	TInt err = cacheFile.Open(iFs, KPreInstalledApps, EFileStream|EFileRead);
+	if(err != KErrNone)
 		{
 			return; // No existing cache file to read.
 		}
-	CleanupClosePushL( cacheFile );
+	CleanupClosePushL(cacheFile);
 	
 	// Now read the cache
-	RFileReadStream cacheReadStream( cacheFile );
+	RFileReadStream cacheReadStream(cacheFile);
 	cacheReadStream.PushL();
 
 	iPrevPkgUids.Reset();
-	TInt32 count( cacheReadStream.ReadInt32L() );
+	TInt32 count(cacheReadStream.ReadInt32L());
 
-	for ( TInt i = 0; i < count; i++ )
+	for (TInt i = 0; i < count; i++)
 		{
 		TUid packageId;
 		packageId.iUid = cacheReadStream.ReadInt32L();
-		(void)iPrevPkgUids.InsertInSignedKeyOrder( packageId );
+		(void)iPrevPkgUids.InsertInSignedKeyOrder(packageId);
 		}	
 	
 	CleanupStack::PopAndDestroy(&cacheReadStream);
 	CleanupStack::PopAndDestroy(&cacheFile);
 }
 
-// -----------------------------------------------------------------------
-// CPreviouslyInstalledAppsCache::FlushToDiskL
-// -----------------------------------------------------------------------
-//  
 void CPreviouslyInstalledAppsCache::FlushToDiskL()
 	{
 	// Write to disk