diff --git a/security/sandbox/chromium/base/location.cc b/security/sandbox/chromium/base/location.cc
index 6d7a565604c..b5da027ee82 100644
--- a/security/sandbox/chromium/base/location.cc
+++ b/security/sandbox/chromium/base/location.cc
@@ -5,7 +5,10 @@
 #include "build/build_config.h"
 
 #if defined(COMPILER_MSVC)
-#include <intrin.h>
+// MSDN says to #include <intrin.h>, but that breaks the VS2005 build.
+extern "C" {
+  void* _ReturnAddress();
+}
 #endif
 
 #include "base/location.h"
diff --git a/security/sandbox/chromium/base/win/scoped_handle.h b/security/sandbox/chromium/base/win/scoped_handle.h
index 21240149606..d236a70beb4 100644
--- a/security/sandbox/chromium/base/win/scoped_handle.h
+++ b/security/sandbox/chromium/base/win/scoped_handle.h
@@ -18,7 +18,10 @@ namespace win {
 
 // TODO(rvargas): remove this with the rest of the verifier.
 #if defined(COMPILER_MSVC)
-#include <intrin.h>
+// MSDN says to #include <intrin.h>, but that breaks the VS2005 build.
+extern "C" {
+  void* _ReturnAddress();
+}
 #define BASE_WIN_GET_CALLER _ReturnAddress()
 #elif defined(COMPILER_GCC)
 #define BASE_WIN_GET_CALLER __builtin_extract_return_addr(\\