Fix white space issues.

src/execution.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 180 matching lines @@
 
 
 StackGuard::StackGuard() {
   // NOTE: Overall the StackGuard code assumes that the stack grows towards
   // lower addresses.
   ExecutionAccess access;
   if (thread_local_.nesting_++ == 0) {
     // Initial StackGuard is being set. We will set the stack limits based on
     // the current stack pointer allowing the stack to grow kLimitSize from
     // here.
-    
+
     // Ensure that either the stack limits are unset (kIllegalLimit) or that
     // they indicate a pending interruption. The interrupt limit will be
     // temporarily reset through the code below and reestablished if the
     // interrupt flags indicate that an interrupt is pending.
     ASSERT(thread_local_.jslimit_ == kIllegalLimit ||
            (thread_local_.jslimit_ == kInterruptLimit &&
             thread_local_.interrupt_flags_ != 0));
     ASSERT(thread_local_.climit_ == kIllegalLimit ||
            (thread_local_.climit_ == kInterruptLimit &&
             thread_local_.interrupt_flags_ != 0));
@@ skipping 383 matching lines @@
   // All allocation spaces other than NEW_SPACE have the same effect.
   Heap::CollectGarbage(0, OLD_DATA_SPACE);
   return v8::Undefined();
 }
 
 
 static GCExtension kGCExtension;
 v8::DeclareExtension kGCExtensionDeclaration(&kGCExtension);
 
 } }  // namespace v8::internal