mac: Components build for base, easy part

base/mac/scoped_nsexception_enabler.h

Index: base/mac/scoped_nsexception_enabler.h
diff --git a/base/mac/scoped_nsexception_enabler.h b/base/mac/scoped_nsexception_enabler.h
index a10120b24f9ff20e912561440281897fb0fc94fa..a251fcca301ac7cb0448a32928ea95783710b8ea 100644
--- a/base/mac/scoped_nsexception_enabler.h
+++ b/base/mac/scoped_nsexception_enabler.h
@@ -6,6 +6,7 @@
 #define BASE_MAC_SCOPED_NSEXCEPTION_ENABLER_H_
 #pragma once
 
+#include "base/base_api.h"
 #include "base/basictypes.h"
 
 namespace base {
@@ -23,7 +24,7 @@ namespace mac {
 // top-level event loop, things are cleared in -reportException:.  If
 // the exception is caught at a lower level, a higher level scoper
 // should eventually reset things.
-class ScopedNSExceptionEnabler {
+class BASE_API ScopedNSExceptionEnabler {
  public:
   ScopedNSExceptionEnabler();
   ~ScopedNSExceptionEnabler();
@@ -37,8 +38,8 @@ class ScopedNSExceptionEnabler {
 // Access the exception setting for the current thread.  This is for
 // the support code in BrowserCrApplication, other code should use
 // the scoper.
-bool GetNSExceptionsAllowed();
-void SetNSExceptionsAllowed(bool allowed);
+BASE_API bool GetNSExceptionsAllowed();
+BASE_API void SetNSExceptionsAllowed(bool allowed);
 
 }  // namespace mac
 }  // namespace base