1 files changed, 2 insertions, 102 deletions

diff --git a/deps/v8/src/base/platform/platform-solaris.cc b/deps/v8/src/base/platform/platform-solaris.cc
index 2ea6ef4a6c..b81895a3fb 100644
--- a/deps/v8/src/base/platform/platform-solaris.cc
+++ b/deps/v8/src/base/platform/platform-solaris.cc
@@ -47,7 +47,7 @@ const char* SolarisTimezoneCache::LocalTimezone(double time) {
   time_t tv = static_cast<time_t>(std::floor(time/msPerSecond));
   struct tm tm;
   struct tm* t = localtime_r(&tv, &tm);
-  if (NULL == t) return "";
+  if (nullptr == t) return "";
   return tzname[0];  // The location of the timezone string on Solaris.
 }
 
@@ -58,111 +58,11 @@ double SolarisTimezoneCache::LocalTimeOffset() {
 
 TimezoneCache* OS::CreateTimezoneCache() { return new SolarisTimezoneCache(); }
 
-// Constants used for mmap.
-static const int kMmapFd = -1;
-static const int kMmapFdOffset = 0;
-
-void* OS::Allocate(const size_t requested, size_t* allocated,
-                   OS::MemoryPermission access, void* hint) {
-  const size_t msize = RoundUp(requested, getpagesize());
-  int prot = GetProtectionFromMemoryPermission(access);
-  void* mbase =
-      mmap(hint, msize, prot, MAP_PRIVATE | MAP_ANON, kMmapFd, kMmapFdOffset);
-
-  if (mbase == MAP_FAILED) return NULL;
-  *allocated = msize;
-  return mbase;
-}
-
-// static
-void* OS::ReserveRegion(size_t size, void* hint) {
-  void* result =
-      mmap(hint, size, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS | MAP_NORESERVE,
-           kMmapFd, kMmapFdOffset);
-
-  if (result == MAP_FAILED) return NULL;
-
-  return result;
-}
-
-// static
-void* OS::ReserveAlignedRegion(size_t size, size_t alignment, void* hint,
-                               size_t* allocated) {
-  DCHECK((alignment % OS::AllocateAlignment()) == 0);
-  hint = AlignedAddress(hint, alignment);
-  size_t request_size = RoundUp(size + alignment,
-                                static_cast<intptr_t>(OS::AllocateAlignment()));
-  void* result = ReserveRegion(request_size, hint);
-  if (result == nullptr) {
-    *allocated = 0;
-    return nullptr;
-  }
-
-  uint8_t* base = static_cast<uint8_t*>(result);
-  uint8_t* aligned_base = RoundUp(base, alignment);
-  DCHECK_LE(base, aligned_base);
-
-  // Unmap extra memory reserved before and after the desired block.
-  if (aligned_base != base) {
-    size_t prefix_size = static_cast<size_t>(aligned_base - base);
-    OS::Free(base, prefix_size);
-    request_size -= prefix_size;
-  }
-
-  size_t aligned_size = RoundUp(size, OS::AllocateAlignment());
-  DCHECK_LE(aligned_size, request_size);
-
-  if (aligned_size != request_size) {
-    size_t suffix_size = request_size - aligned_size;
-    OS::Free(aligned_base + aligned_size, suffix_size);
-    request_size -= suffix_size;
-  }
-
-  DCHECK(aligned_size == request_size);
-
-  *allocated = aligned_size;
-  return static_cast<void*>(aligned_base);
-}
-
-// static
-bool OS::CommitRegion(void* address, size_t size, bool is_executable) {
-  int prot = PROT_READ | PROT_WRITE | (is_executable ? PROT_EXEC : 0);
-  if (MAP_FAILED == mmap(address, size, prot,
-                         MAP_PRIVATE | MAP_ANONYMOUS | MAP_FIXED, kMmapFd,
-                         kMmapFdOffset)) {
-    return false;
-  }
-  return true;
-}
-
-// static
-bool OS::UncommitRegion(void* address, size_t size) {
-  return mmap(address, size, PROT_NONE,
-              MAP_PRIVATE | MAP_ANONYMOUS | MAP_NORESERVE | MAP_FIXED, kMmapFd,
-              kMmapFdOffset) != MAP_FAILED;
-}
-
-// static
-bool OS::ReleaseRegion(void* address, size_t size) {
-  return munmap(address, size) == 0;
-}
-
-// static
-bool OS::ReleasePartialRegion(void* address, size_t size) {
-  return munmap(address, size) == 0;
-}
-
-// static
-bool OS::HasLazyCommits() {
-  // TODO(alph): implement for the platform.
-  return false;
-}
-
 std::vector<OS::SharedLibraryAddress> OS::GetSharedLibraryAddresses() {
   return std::vector<SharedLibraryAddress>();
 }
 
-void OS::SignalCodeMovingGC(void* hint) {}
+void OS::SignalCodeMovingGC() {}
 
 }  // namespace base
 }  // namespace v8