Recommit - r52326 - Mac: Use canonicalization rather than absolute paths for sandbox.

chrome/common/sandbox_mac.h

Index: chrome/common/sandbox_mac.h
diff --git a/chrome/common/sandbox_mac.h b/chrome/common/sandbox_mac.h
index 80652982642d40182f7bc2e17f650594a8a2e19f..249eaa36c6accbc1b79359ad764cf5bb4e9a0ca8 100644
--- a/chrome/common/sandbox_mac.h
+++ b/chrome/common/sandbox_mac.h
@@ -50,6 +50,11 @@ void SandboxWarmup();
 bool EnableSandbox(SandboxProcessType sandbox_type,
                    const FilePath& allowed_dir);
 
+// Convert provided path into a "canonical" path matching what the Sandbox
+// expects i.e. one without symlinks.
+// This path is not necessarily unique e.g. in the face of hardlinks.
+void GetCanonicalSandboxPath(FilePath* path);
+
 }  // namespace sandbox
 
 #endif  // CHROME_COMMON_SANDBOX_MAC_H_