Removed unused parameters

src/gpu/effects/GrTextureStripAtlas.cpp

Index: src/gpu/effects/GrTextureStripAtlas.cpp
===================================================================
--- src/gpu/effects/GrTextureStripAtlas.cpp	(revision 7988)
+++ src/gpu/effects/GrTextureStripAtlas.cpp	(working copy)
@@ -34,7 +34,7 @@
 }
 
 // Remove the specified atlas from the cache
-void GrTextureStripAtlas::CleanUp(const GrContext* context, void* info) {
+void GrTextureStripAtlas::CleanUp(const GrContext*, void* info) {
     GrAssert(NULL != info);
 
     AtlasEntry* entry = static_cast<AtlasEntry*>(info);