second param of NotifyPreviewCreation is unused

ever since it was introduced in
    commit cd361fde
    Date:   Thu Apr 3 13:45:13 2008 +0000
    INTEGRATION: CWS presenterview (1.1.2); FILE ADDED

Change-Id: I480ca64d6c02b69f7a738ec1f914267fa4ea9e7a
Reviewed-on: https://gerrit.libreoffice.org/55283Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

sd/source/ui/presenter/PresenterPreviewCache.cxx

@@ -49,9 +49,7 @@ public:
     void RemovePreviewCreationNotifyListener (const Reference<drawing::XSlidePreviewCacheListener>& rxListener);
 
     // CacheContext
-    virtual void NotifyPreviewCreation (
-        CacheKey aKey,
-        const BitmapEx& rPreview) override;
+    virtual void NotifyPreviewCreation (CacheKey aKey) override;
     virtual bool IsIdle() override;
     virtual bool IsVisible (CacheKey aKey) override;
     virtual const SdrPage* GetPage (CacheKey aKey) override;
@@ -246,8 +244,7 @@ void PresenterPreviewCache::PresenterCacheContext::RemovePreviewCreationNotifyLi
 //----- CacheContext ----------------------------------------------------------
 
 void PresenterPreviewCache::PresenterCacheContext::NotifyPreviewCreation (
-    CacheKey aKey,
-    const BitmapEx&)
+    CacheKey aKey)
 {
     if ( ! mxSlides.is())
         return;

sd/source/ui/slidesorter/cache/SlsQueueProcessor.cxx

@@ -155,7 +155,7 @@ void QueueProcessor::ProcessOneRequest (
                 mpCache->SetBitmap (pSdPage, aPreview, ePriorityClass!=NOT_VISIBLE);
 
                 // Initiate a repaint of the new preview.
-                mpCacheContext->NotifyPreviewCreation(aKey, aPreview);
+                mpCacheContext->NotifyPreviewCreation(aKey);
             }
         }
     }

sd/source/ui/slidesorter/inc/cache/SlsCacheContext.hxx

@@ -44,12 +44,8 @@ public:
         has been finished.
         @param aKey
             The key of the page for which the preview has been created.
-        @param aPreview
-            The newly created preview.
     */
-    virtual void NotifyPreviewCreation (
-        CacheKey aKey,
-        const BitmapEx& rPreview) = 0;
+    virtual void NotifyPreviewCreation (CacheKey aKey) = 0;
 
     /** Called to determine whether the system is idle and a preview can be
         created without annoying the user.

sd/source/ui/slidesorter/view/SlsViewCacheContext.cxx

@@ -45,9 +45,7 @@ ViewCacheContext::~ViewCacheContext()
 {
 }
 
-void ViewCacheContext::NotifyPreviewCreation (
-    cache::CacheKey aKey,
-    const BitmapEx&)
+void ViewCacheContext::NotifyPreviewCreation(cache::CacheKey aKey)
 {
     const model::SharedPageDescriptor pDescriptor (GetDescriptor(aKey));
     if (pDescriptor.get() != nullptr)

sd/source/ui/slidesorter/view/SlsViewCacheContext.hxx

@@ -41,7 +41,7 @@ class ViewCacheContext : public cache::CacheContext
 public:
     explicit ViewCacheContext (SlideSorter& rSlideSorter);
     virtual ~ViewCacheContext() override;
-    virtual void NotifyPreviewCreation (cache::CacheKey aKey, const BitmapEx& rPreview) override;
+    virtual void NotifyPreviewCreation (cache::CacheKey aKey) override;
     virtual bool IsIdle() override;
     virtual bool IsVisible (cache::CacheKey aKey) override;
     virtual const SdrPage* GetPage (cache::CacheKey aKey) override;