Rejigger ThemeService: move exposure of ThemeProvider interface to a

chrome/browser/ui/webui/theme_source.cc

Index: chrome/browser/ui/webui/theme_source.cc
diff --git a/chrome/browser/ui/webui/theme_source.cc b/chrome/browser/ui/webui/theme_source.cc
index 6ea356924d9b275eccf7be1839e58fde8e21cb61..671ff0c84f18873dbcf28c5068536d0ffe2670c6 100644
--- a/chrome/browser/ui/webui/theme_source.cc
+++ b/chrome/browser/ui/webui/theme_source.cc
@@ -206,11 +206,11 @@ void ThemeSource::SendThemeBitmap(
       ui::GetSupportedScaleFactor(scale_factor);
   if (BrowserThemePack::IsPersistentImageID(resource_id)) {
     DCHECK_CURRENTLY_ON(BrowserThread::UI);
-    ui::ThemeProvider* tp = ThemeServiceFactory::GetForProfile(profile_);
-    DCHECK(tp);
+    const ui::ThemeProvider& tp =
+        ThemeService::GetThemeProviderForProfile(profile_);
 
     scoped_refptr<base::RefCountedMemory> image_data(
-        tp->GetRawData(resource_id, resource_scale_factor));
+        tp.GetRawData(resource_id, resource_scale_factor));
     callback.Run(image_data.get());
   } else {
     DCHECK_CURRENTLY_ON(BrowserThread::IO);
@@ -240,10 +240,9 @@ void ThemeSource::SendThemeImage(
   scoped_refptr<base::RefCountedBytes> data(new base::RefCountedBytes());
   if (BrowserThemePack::IsPersistentImageID(resource_id)) {
     DCHECK_CURRENTLY_ON(BrowserThread::UI);
-    ui::ThemeProvider* tp = ThemeServiceFactory::GetForProfile(profile_);
-    DCHECK(tp);
-
-    ProcessImageOnUIThread(*tp->GetImageSkiaNamed(resource_id), scale_factor,
+    const ui::ThemeProvider& tp =
+        ThemeService::GetThemeProviderForProfile(profile_);
+    ProcessImageOnUIThread(*tp.GetImageSkiaNamed(resource_id), scale_factor,
                            data);
     callback.Run(data.get());
   } else {