Remove shader based gamma approach

Also fixes some INIT_LOGD logs

Change-Id: I212a71a1e7b366aea41f7c3c8cc169d509d6e4a2
diff --git a/libs/hwui/TessellationCache.cpp b/libs/hwui/TessellationCache.cpp
index 01f5e2d..12a3e76 100644
--- a/libs/hwui/TessellationCache.cpp
+++ b/libs/hwui/TessellationCache.cpp
@@ -312,10 +312,10 @@
         , mShadowCache(LruCache<ShadowDescription, Task<vertexBuffer_pair_t*>*>::kUnlimitedCapacity) {
     char property[PROPERTY_VALUE_MAX];
     if (property_get(PROPERTY_VERTEX_CACHE_SIZE, property, nullptr) > 0) {
-        INIT_LOGD("  Setting %s cache size to %sMB", name, property);
+        INIT_LOGD("  Setting tessellation cache size to %sMB", property);
         setMaxSize(MB(atof(property)));
     } else {
-        INIT_LOGD("  Using default %s cache size of %.2fMB", name, DEFAULT_VERTEX_CACHE_SIZE);
+        INIT_LOGD("  Using default tessellation cache size of %.2fMB", DEFAULT_VERTEX_CACHE_SIZE);
     }
 
     mCache.setOnEntryRemovedListener(&mBufferRemovedListener);