Increasing the default DB quota for extensions from 5MB to 50MB....

webkit/database/database_tracker.cc

Index: webkit/database/database_tracker.cc
===================================================================
--- webkit/database/database_tracker.cc	(revision 32822)
+++ webkit/database/database_tracker.cc	(working copy)
@@ -24,6 +24,8 @@
 const int kCurrentVersion = 1;
 const int kCompatibleVersion = 1;
 const int64 kDefaultQuota = 5 * 1024 * 1024;
+const int64 kDefaultExtensionQuota = 50 * 1024 * 1024;
+const char* kExtensionOriginIdentifierPrefix = "chrome-extension_";
 
 DatabaseTracker::DatabaseTracker(const FilePath& profile_path)
     : initialized_(false),
@@ -228,7 +230,12 @@
 }
 
 int64 DatabaseTracker::GetOriginQuota(
-    const string16& /*origin_identifier*/) const {
+    const string16& origin_identifier) const {
+  if (StartsWith(origin_identifier,
+                 ASCIIToUTF16(kExtensionOriginIdentifierPrefix), true)) {
+    return kDefaultExtensionQuota;
+  }
+
   return kDefaultQuota;
 }