5 files changed, 29 insertions, 8 deletions
diff --git a/xpcom/base/nsDumpUtils.cpp b/xpcom/base/nsDumpUtils.cpp
index 1333fdb63f..df71bde10b 100644
--- a/xpcom/base/nsDumpUtils.cpp
+++ b/xpcom/base/nsDumpUtils.cpp
@@ -324,7 +324,11 @@ FifoWatcher::OpenFd()
   }
 
   nsAutoCString path;
+#ifdef XP_WIN
+  rv = file->GetPersistentDescriptor(path);
+#else
   rv = file->GetNativePath(path);
+#endif
   if (NS_WARN_IF(NS_FAILED(rv))) {
     return -1;
   }
diff --git a/xpcom/build/LateWriteChecks.cpp b/xpcom/build/LateWriteChecks.cpp
index 7ace9a0fbd..218454c4d3 100644
--- a/xpcom/build/LateWriteChecks.cpp
+++ b/xpcom/build/LateWriteChecks.cpp
@@ -122,10 +122,17 @@ InitLateWriteChecks()
   nsCOMPtr<nsIFile> mozFile;
   NS_GetSpecialDirectory(NS_APP_USER_PROFILE_50_DIR, getter_AddRefs(mozFile));
   if (mozFile) {
-    nsAutoCString nativePath;
-    nsresult rv = mozFile->GetNativePath(nativePath);
-    if (NS_SUCCEEDED(rv) && nativePath.get()) {
-      sLateWriteObserver = new LateWriteObserver(nativePath.get());
+    nsAutoCString writeObserverPath;
+#ifdef XP_WIN
+    nsAutoString U16Path;
+    nsresult rv = mozFile->GetPath(U16Path);
+    CopyUTF16toUTF8(U16Path, writeObserverPath);
+#else
+    // On non-Windows just get the native path.
+    nsresult rv = mozFile->GetNativePath(writeObserverPath);
+#endif
+    if (NS_SUCCEEDED(rv) && writeObserverPath.get()) {
+      sLateWriteObserver = new LateWriteObserver(writeObserverPath.get());
     }
   }
 }
diff --git a/xpcom/build/XPCOMInit.cpp b/xpcom/build/XPCOMInit.cpp
index 185a823155..835f250da1 100644
--- a/xpcom/build/XPCOMInit.cpp
+++ b/xpcom/build/XPCOMInit.cpp
@@ -688,9 +688,13 @@ NS_InitXPCOM2(nsIServiceManager** aResult,
                                     getter_AddRefs(greDir));
   MOZ_ASSERT(greDir);
   nsAutoCString nativeGREPath;
+#ifdef XP_WIN
+  greDir->GetPersistentDescriptor(nativeGREPath);
+#else
   greDir->GetNativePath(nativeGREPath);
-  u_setDataDirectory(nativeGREPath.get());
 #endif
+  u_setDataDirectory(nativeGREPath.get());
+#endif // MOZ_ICU_DATA_ARCHIVE
 
   // Initialize the JS engine.
   const char* jsInitFailureReason = JS_InitWithFailureDiagnostic();
diff --git a/xpcom/components/nsNativeModuleLoader.cpp b/xpcom/components/nsNativeModuleLoader.cpp
index bec3a11757..42e322be1b 100644
--- a/xpcom/components/nsNativeModuleLoader.cpp
+++ b/xpcom/components/nsNativeModuleLoader.cpp
@@ -104,7 +104,13 @@ nsNativeModuleLoader::LoadModule(FileLocation& aFile)
   }
 
   nsAutoCString filePath;
+#ifdef XP_WIN
+  nsAutoString filePathW;
+  file->GetPath(filePathW);
+  CopyUTF16toUTF8(filePathW, filePath);
+#else
   file->GetNativePath(filePath);
+#endif
 
   NativeLoadData data;
 
diff --git a/xpcom/io/nsLocalFileWin.cpp b/xpcom/io/nsLocalFileWin.cpp
index 2ff05666b1..db1d646bf2 100644
--- a/xpcom/io/nsLocalFileWin.cpp
+++ b/xpcom/io/nsLocalFileWin.cpp
@@ -3564,7 +3564,7 @@ nsLocalFile::SetNativeLeafName(const nsACString& aLeafName)
 NS_IMETHODIMP
 nsLocalFile::GetNativePath(nsACString& aResult)
 {
-  //NS_WARNING("This API is lossy. Use GetPath !");
+  NS_WARNING("The GetNativePath API is lossy. Use GetPath!"); 
   nsAutoString tmp;
   nsresult rv = GetPath(tmp);
   if (NS_SUCCEEDED(rv)) {
@@ -3578,7 +3578,7 @@ nsLocalFile::GetNativePath(nsACString& aResult)
 NS_IMETHODIMP
 nsLocalFile::GetNativeCanonicalPath(nsACString& aResult)
 {
-  NS_WARNING("This method is lossy. Use GetCanonicalPath !");
+  NS_WARNING("This method is lossy. Use GetCanonicalPath!");
   EnsureShortPath();
   NS_CopyUnicodeToNative(mShortWorkingPath, aResult);
   return NS_OK;
@@ -3646,7 +3646,7 @@ nsLocalFile::GetNativeTarget(nsACString& aResult)
   // Check we are correctly initialized.
   CHECK_mWorkingPath();
 
-  NS_WARNING("This API is lossy. Use GetTarget !");
+  NS_WARNING("This API is lossy. Use GetTarget!");
   nsAutoString tmp;
   nsresult rv = GetTarget(tmp);
   if (NS_SUCCEEDED(rv)) {