WebSQL: Use url::Origin rather than database identifiers for IPC

content/child/database_util.cc

Index: content/child/database_util.cc
diff --git a/content/child/database_util.cc b/content/child/database_util.cc
index 844799e1200456aee797d53586473d333e71a158..989b170fddfb7bf589c4ea8507fc129d46404b0b 100644
--- a/content/child/database_util.cc
+++ b/content/child/database_util.cc
@@ -6,10 +6,12 @@
 
 #include "content/common/database_messages.h"
 #include "ipc/ipc_sync_message_filter.h"
+#include "third_party/WebKit/public/platform/WebSecurityOrigin.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 #include "third_party/sqlite/sqlite3.h"
 
 using blink::Platform;
+using blink::WebSecurityOrigin;
 using blink::WebString;
 
 namespace content {
@@ -56,11 +58,11 @@ long long DatabaseUtil::DatabaseGetFileSize(
 }
 
 long long DatabaseUtil::DatabaseGetSpaceAvailable(
-    const WebString& origin_identifier,
+    const WebSecurityOrigin& origin,
     IPC::SyncMessageFilter* sync_message_filter) {
   int64_t rv = 0LL;
   sync_message_filter->Send(
-      new DatabaseHostMsg_GetSpaceAvailable(origin_identifier.utf8(), &rv));
+      new DatabaseHostMsg_GetSpaceAvailable(origin, &rv));
   return rv;
 }