Update for Regent reorganization.

Author: elliottslaughter

Diff for: plugin/src/regent/flow_spmd.t

@@ -46,7 +46,7 @@ local optimize_mapping = require("regent/optimize_mapping")
 local optimize_traces = require("regent/optimize_traces")
 local passes_hooks = require("regent/passes_hooks")
 local pretty = require("regent/pretty")
-local log = require("common/log")
+local report = require("common/report")
 local std = require("regent/std")
 local vectorize_loops = require("regent/vectorize_loops")
 
@@ -5531,8 +5531,8 @@ local function spmdize_eligible_loop(cx, loops)
       -- loops[new_loop] = true
       return true
     elseif has_demand_spmd(cx, loop) then
-      log.error(cx.graph:node_label(loop),
-                "unable to apply SPMD transformation")
+      report.error(cx.graph:node_label(loop),
+                   "unable to apply SPMD transformation")
     end
   end
   return false