Convert resources to take an instance key instead of an Instance*.

ppapi/tests/test_url_util.cc

Index: ppapi/tests/test_url_util.cc
diff --git a/ppapi/tests/test_url_util.cc b/ppapi/tests/test_url_util.cc
index 179aeeb56d5dba944b0e2d8364ac6b150ae671ec..5de683ff926e32e7d0445ec7dd21f9cb41f4a57b 100644
--- a/ppapi/tests/test_url_util.cc
+++ b/ppapi/tests/test_url_util.cc
@@ -108,18 +108,18 @@ std::string TestURLUtil::TestIsSameSecurityOrigin() {
 std::string TestURLUtil::TestDocumentCanRequest() {
   // This is hard to test, but we can at least verify we can't request
   // some random domain.
-  ASSERT_FALSE(util_->DocumentCanRequest(*instance_, "http://evil.com/"));
+  ASSERT_FALSE(util_->DocumentCanRequest(instance_, "http://evil.com/"));
   PASS();
 }
 
 std::string TestURLUtil::TestDocumentCanAccessDocument() {
   // This is hard to test, but we can at least verify we can access ourselves.
-  ASSERT_TRUE(util_->DocumentCanAccessDocument(*instance_, *instance_));
+  ASSERT_TRUE(util_->DocumentCanAccessDocument(instance_, instance_));
   PASS();
 }
 
 std::string TestURLUtil::TestGetDocumentURL() {
-  pp::Var url = util_->GetDocumentURL(*instance_);
+  pp::Var url = util_->GetDocumentURL(instance_);
   ASSERT_TRUE(url.is_string());
   pp::VarPrivate window = instance_->GetWindowObject();
   pp::Var href = window.GetProperty("location").GetProperty("href");
@@ -130,7 +130,7 @@ std::string TestURLUtil::TestGetDocumentURL() {
 }
 
 std::string TestURLUtil::TestGetPluginInstanceURL() {
-  pp::Var url = util_->GetPluginInstanceURL(*instance_);
+  pp::Var url = util_->GetPluginInstanceURL(instance_);
   ASSERT_TRUE(url.is_string());
   // see test_case.html
   ASSERT_EQ(url.AsString(), "http://a.b.c/test");