Remove MOZ_WIDGET_GONK [2/2]

Tag #288

memory/build/mozmemory_wrap.h

@@ -133,7 +133,7 @@
 #      endif
 #    else
 #      define MOZ_MEMORY_API MFBT_API
-#      if defined(MOZ_WIDGET_ANDROID) || defined(MOZ_WIDGET_GONK)
+#      if defined(MOZ_WIDGET_ANDROID)
 #        define MOZ_WRAP_NEW_DELETE
 #      endif
 #    endif

memory/mozjemalloc/jemalloc.c

@@ -149,12 +149,7 @@
  * the options passed via the MALLOC_OPTIONS environment variable but is
  * applied in addition to them.
  */
-#ifdef MOZ_WIDGET_GONK
-    /* Reduce the amount of unused dirty pages to 1MiB on B2G */
-#   define MOZ_MALLOC_OPTIONS "ff"
-#else
 #   define MOZ_MALLOC_OPTIONS ""
-#endif
 
 /*
  * MALLOC_STATS enables statistics calculation, and is required for

memory/volatile/tests/TestVolatileBuffer.cpp

@@ -68,14 +68,7 @@ TEST(VolatileBufferTest, RealVolatileBuffersWork)
   }
 
   // Test purging if we know how to
-#if defined(MOZ_WIDGET_GONK)
-  // This also works on Android, but we need root.
-  int fd = open("/" ASHMEM_NAME_DEF, O_RDWR);
-
-  ASSERT_GE(fd, 0) << "Failed to open ashmem device";
-  ASSERT_GE(ioctl(fd, ASHMEM_PURGE_ALL_CACHES, NULL), 0)
-    << "Failed to purge ashmem caches";
-#elif defined(XP_DARWIN)
+#if defined(XP_DARWIN)
   int state;
   vm_purgable_control(mach_task_self(), (vm_address_t)NULL,
                       VM_PURGABLE_PURGE_ALL, &state);