Do not clear of inline caches in SharedFunctionInfo::ResetForNewContext.

This is a step in making shared function info visitor side effect free.

Change-Id: I5e7a713d2d782590c4988abc69b2068dc85b9bae
Reviewed-on: https://chromium-review.googlesource.com/586927Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Commit-Queue: Ulan Degenbaev <ulan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#46926}

src/objects.cc

@@ -13834,7 +13834,6 @@ void Map::StartInobjectSlackTracking() {
 
 
 void SharedFunctionInfo::ResetForNewContext(int new_ic_age) {
-  code()->ClearInlineCaches();
   set_ic_age(new_ic_age);
   if (optimization_disabled() && deopt_count() >= FLAG_max_deopt_count) {
     // Re-enable optimizations if they were disabled due to deopt_count limit.