Start addressing massive arrays on the stack. There is hardly ever...

src/platform-linux.cc

Index: src/platform-linux.cc
===================================================================
--- src/platform-linux.cc	(revision 1718)
+++ src/platform-linux.cc	(working copy)
@@ -262,9 +262,10 @@
 }
 
 
-int OS::StackWalk(OS::StackFrame* frames, int frames_size) {
+int OS::StackWalk(Vector<OS::StackFrame> frames) {
   // backtrace is a glibc extension.
 #ifdef __GLIBC__
+  int frames_size = frames.length();
   void** addresses = NewArray<void*>(frames_size);
 
   int frames_count = backtrace(addresses, frames_size);