More const int definitions for VC++

gpu/command_buffer/client/fenced_allocator.cc

Index: gpu/command_buffer/client/fenced_allocator.cc
diff --git a/gpu/command_buffer/client/fenced_allocator.cc b/gpu/command_buffer/client/fenced_allocator.cc
index 726fe7dafd3a311ba9e45bcad554ca43ed676aa2..7f34e5879d6207925da158018ef368f44a66ffa4 100644
--- a/gpu/command_buffer/client/fenced_allocator.cc
+++ b/gpu/command_buffer/client/fenced_allocator.cc
@@ -27,11 +27,6 @@ unsigned int RoundUp(unsigned int size) {
 
 }  // namespace
 
-#ifndef _MSC_VER
-const FencedAllocator::Offset FencedAllocator::kInvalidOffset;
-const unsigned int FencedAllocator::kAllocAlignment;
-#endif
-
 FencedAllocator::FencedAllocator(unsigned int size, CommandBufferHelper* helper)
     : helper_(helper), bytes_in_use_(0) {
   Block block = { FREE, 0, RoundDown(size), kUnusedToken };