Increase eval compilation cache hits.

src/compilation-cache.cc

Index: src/compilation-cache.cc
diff --git a/src/compilation-cache.cc b/src/compilation-cache.cc
index 82cc2231a36326a38191a95cf2c80fea3112fbff..db4ce5f2a493dbaf70a1cbf43e800742de2d4cdc 100644
--- a/src/compilation-cache.cc
+++ b/src/compilation-cache.cc
@@ -404,8 +404,9 @@ Handle<SharedFunctionInfo> CompilationCache::LookupEval(
 
   Handle<SharedFunctionInfo> result;
   if (is_global) {
+    ASSERT(context->IsGlobalContext());
     result = eval_global_.Lookup(
-        source, context, language_mode, scope_position);
+        source, context, language_mode, RelocInfo::kNoPosition);
   } else {
     ASSERT(scope_position != RelocInfo::kNoPosition);
     result = eval_contextual_.Lookup(
@@ -446,7 +447,8 @@ void CompilationCache::PutEval(Handle<String> source,
 
   HandleScope scope(isolate());
   if (is_global) {
-    eval_global_.Put(source, context, function_info, scope_position);
+    ASSERT(context->IsGlobalContext());
+    eval_global_.Put(source, context, function_info, RelocInfo::kNoPosition);
   } else {
     ASSERT(scope_position != RelocInfo::kNoPosition);
     eval_contextual_.Put(source, context, function_info, scope_position);