DevTools: CPUProfiler: provide url for scripts that have sourceURL property.

src/log.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1710 matching lines @@
     if (obj->IsCode()) LogCodeObject(obj);
   }
 }
 
 
 void Logger::LogExistingFunction(Handle<SharedFunctionInfo> shared,
                                  Handle<Code> code) {
   Handle<String> func_name(shared->DebugName());
   if (shared->script()->IsScript()) {
     Handle<Script> script(Script::cast(shared->script()));
+    Handle<String> script_name;
     if (script->name()->IsString()) {
-      Handle<String> script_name(String::cast(script->name()));
+      script_name = Handle<String>(String::cast(script->name()));
+    } else {
+      Handle<Object> name = GetScriptNameOrSourceURL(script);
+      if (!name.is_null() && name->IsString()) {
+        script_name = Handle<String>::cast(name);
+      }
+    }
+    if (!script_name.is_null()) {
       int line_num = GetScriptLineNumber(script, shared->start_position());
-      if (line_num > 0) {
+      if (line_num > -1) {
         PROFILE(isolate_,
                 CodeCreateEvent(
                     Logger::ToNativeByScript(Logger::LAZY_COMPILE_TAG, *script),
                     *code, *shared, NULL,
                     *script_name, line_num + 1));
       } else {
         // Can't distinguish eval and script here, so always use Script.
         PROFILE(isolate_,
                 CodeCreateEvent(
                     Logger::ToNativeByScript(Logger::SCRIPT_TAG, *script),
@@ skipping 139 matching lines @@
     profiler_ = NULL;
   }
 
   delete ticker_;
   ticker_ = NULL;
 
   return log_->Close();
 }
 
 } }  // namespace v8::internal