Merge 121076 - [chromium] LayerRendererChromium is not getting visibility messages in single thread…

Source/WebCore/platform/graphics/chromium/TextureManager.h

Index: Source/WebCore/platform/graphics/chromium/TextureManager.h
===================================================================
--- Source/WebCore/platform/graphics/chromium/TextureManager.h	(revision 122257)
+++ Source/WebCore/platform/graphics/chromium/TextureManager.h	(working copy)
@@ -44,6 +44,7 @@
 public:
     virtual unsigned createTexture(const IntSize&, GC3Denum format) = 0;
     virtual void deleteTexture(unsigned texture, const IntSize&, GC3Denum) = 0;
+    virtual void deleteAllTextures() = 0;
 
 protected:
     virtual ~TextureAllocator() { }
@@ -88,6 +89,7 @@
     unsigned allocateTexture(TextureAllocator*, TextureToken);
     void deleteEvictedTextures(TextureAllocator*);
 
+    void evictAndRemoveAllDeletedTextures();
     void evictAndDeleteAllTextures(TextureAllocator*);
 
     void reduceMemoryToLimit(size_t);