--- a/netwerk/cache2/CacheEntry.cpp
+++ b/netwerk/cache2/CacheEntry.cpp
@@ -95,17 +95,17 @@ CacheEntry::CacheEntry(const nsACString&
 CacheEntry::~CacheEntry()
 {
   ProxyReleaseMainThread(mURI);
 
   LOG(("CacheEntry::~CacheEntry [this=%p]", this));
   MOZ_COUNT_DTOR(CacheEntry);
 }
 
-#ifdef MOZ_LOGGING
+#ifdef PR_LOG
 
 char const * CacheEntry::StateString(uint32_t aState)
 {
   switch (aState) {
   case NOTLOADED:     return "NOTLOADED";
   case LOADING:       return "LOADING";
   case EMPTY:         return "EMPTY";
   case WRITING:       return "WRITING";

--- a/netwerk/cache2/CacheEntry.h
+++ b/netwerk/cache2/CacheEntry.h
@@ -237,17 +237,17 @@ private:
   // true: after load and an existing file, or after output stream has been opened.
   //       note - when opening an input stream, and this flag is false, output stream
   //       is open along ; this makes input streams on new entries behave correctly
   //       when EOF is reached (WOULD_BLOCK is returned).
   // false: after load and a new file, or dropped to back to false when a writer
   //        fails to open an output stream.
   bool mHasData : 1;
 
-#ifdef MOZ_LOGGING
+#ifdef PR_LOG
   static char const * StateString(uint32_t aState);
 #endif
 
   enum EState {      // transiting to:
     NOTLOADED = 0,   // -> LOADING | EMPTY
     LOADING = 1,     // -> EMPTY | READY
     EMPTY = 2,       // -> WRITING
     WRITING = 3,     // -> EMPTY | READY