Inline DISALLOW_COPY_AND_ASSIGN.

snappy-stubs-public.h defined the DISALLOW_COPY_AND_ASSIGN macro, so the
definition propagated to all translation units that included the open
source headers. The macro is now inlined, thus avoiding polluting the
macro environment of snappy users.

snappy-internal.h

@@ -50,7 +50,9 @@ class WorkingMemory {
   uint16 small_table_[1<<10];    // 2KB
   uint16* large_table_;          // Allocated only when needed
 
-  DISALLOW_COPY_AND_ASSIGN(WorkingMemory);
+  // No copying
+  WorkingMemory(const WorkingMemory&);
+  void operator=(const WorkingMemory&);
 };
 
 // Flat array compression that does not emit the "uncompressed length"

snappy-stubs-internal.h

@@ -350,7 +350,9 @@ class Bits {
   static int FindLSBSetNonZero64(uint64 n);
 
  private:
-  DISALLOW_COPY_AND_ASSIGN(Bits);
+  // No copying
+  Bits(const Bits&);
+  void operator=(const Bits&);
 };
 
 #ifdef HAVE_BUILTIN_CTZ

snappy-stubs-public.h.in

@@ -80,12 +80,6 @@ typedef unsigned long long uint64;
 
 typedef std::string string;
 
-#ifndef DISALLOW_COPY_AND_ASSIGN
-#define DISALLOW_COPY_AND_ASSIGN(TypeName) \
-  TypeName(const TypeName&);               \
-  void operator=(const TypeName&)
-#endif
-
 #if !@ac_cv_have_sys_uio_h@
 // Windows does not have an iovec type, yet the concept is universally useful.
 // It is simple to define it ourselves, so we put it inside our own namespace.