base: Remove stub scoped_variant_win.h file.

chrome/browser/history/history_publisher_win.cc

Index: chrome/browser/history/history_publisher_win.cc
diff --git a/chrome/browser/history/history_publisher_win.cc b/chrome/browser/history/history_publisher_win.cc
index ec8525b990079feea1742428a73a337154e748e2..4aeb333721c4b2bed25b2aeae9788554f821014e 100644
--- a/chrome/browser/history/history_publisher_win.cc
+++ b/chrome/browser/history/history_publisher_win.cc
@@ -119,7 +119,7 @@ void HistoryPublisher::PublishDataToIndexers(const PageData& page_data)
   }
 
   // Send data to registered indexers.
-  ScopedVariant time(var_time, VT_DATE);
+  base::win::ScopedVariant time(var_time, VT_DATE);
   ScopedBstr url(ASCIIToWide(page_data.url.spec()).c_str());
   ScopedBstr html(page_data.html);
   ScopedBstr title(page_data.title);
@@ -127,7 +127,7 @@ void HistoryPublisher::PublishDataToIndexers(const PageData& page_data)
   ScopedBstr format(page_data.thumbnail_format ?
       ASCIIToWide(page_data.thumbnail_format).c_str() :
       NULL);
-  ScopedVariant psa(thumbnail_arr.m_psa);
+  base::win::ScopedVariant psa(thumbnail_arr.m_psa);
   for (size_t i = 0; i < indexers_.size(); ++i) {
     indexers_[i]->SendPageData(time, url, html, title, format, psa);
   }
@@ -136,8 +136,10 @@ void HistoryPublisher::PublishDataToIndexers(const PageData& page_data)
 void HistoryPublisher::DeleteUserHistoryBetween(const base::Time& begin_time,
                                                 const base::Time& end_time)
     const {
-  ScopedVariant var_begin_time(TimeToUTCVariantTime(begin_time), VT_DATE);
-  ScopedVariant var_end_time(TimeToUTCVariantTime(end_time), VT_DATE);
+  base::win::ScopedVariant var_begin_time(TimeToUTCVariantTime(begin_time),
+                                          VT_DATE);
+  base::win::ScopedVariant var_end_time(TimeToUTCVariantTime(end_time),
+                                        VT_DATE);
   for (size_t i = 0; i < indexers_.size(); ++i) {
     indexers_[i]->DeleteUserHistoryBetween(var_begin_time, var_end_time);
   }