Add processor callout when BMC has no comm to an OCC

The non-informational PEL indicating that communication has been lost to
the OCC did not have any callouts.
This commit will add a callout for the processor that it was unable to
communicate with.

Example:
'''
    "Error Details": {
        "Message":              "BMC failed to communicate with the OCC"
    },
    "Valid Word Count":         "0x09",
    "Reference Code":           "BD572684",
    "Hex Word 2":               "00000055",
    "Hex Word 3":               "2E2D0010",
    "Hex Word 4":               "00000000",
    "Hex Word 5":               "00000000",
    "Hex Word 6":               "00000000",
    "Hex Word 7":               "00000000",
    "Hex Word 8":               "00000000",
    "Hex Word 9":               "00000000",
    "Callout Section": {
        "Callout Count":        "1",
        "Callouts": [{
            "FRU Type":         "Normal Hardware FRU",
            "Priority":         "Mandatory, replace all with this type as a unit",
            "Location Code":    "U78DA.ND0.WZS003T-P0-C15",
            "Part Number":      "F201110",
            "CCIN":             "5C67",
            "Serial Number":    "YA39AAAA1828"
        }]
    }
'''

A
Verified on Rainier.

Change-Id: Ia26668af568238d78263b81d16fd30a849f67134
Signed-off-by: Chris Cain <cjcain@us.ibm.com>
diff --git a/occ_errors.hpp b/occ_errors.hpp
index e3ae412..57fc6c8 100644
--- a/occ_errors.hpp
+++ b/occ_errors.hpp
@@ -74,16 +74,20 @@
          *  @param[in] path - the DBus error path
          *  @param[in] err - Optional error return code
          *  @param[in] callout - Optional PEL callout path
+         *  @param[in] isInventory - true if the callout path is an
+         * inventory path, false if it is a device path
          */
-        Descriptor(const char* path, int err = 0,
-                   const char* callout = nullptr) :
-            log(true), err(err), callout(callout), path(path)
+        Descriptor(const char* path, int err = 0, const char* callout = nullptr,
+                   const bool isInventory = false) :
+            log(true), err(err), callout(callout), path(path),
+            isInventoryCallout(isInventory)
         {}
 
         bool log;
         int err;
         const char* callout;
         const char* path;
+        bool isInventoryCallout;
     };
 
     /** @brief Starts to monitor for error conditions