Offer user to send feedback from profile error dialog

components/webdata/common/web_database_backend.h

Index: components/webdata/common/web_database_backend.h
diff --git a/components/webdata/common/web_database_backend.h b/components/webdata/common/web_database_backend.h
index 341bb76d7ac5a095943fcd281970fc7316083309..40b245027d00bd2b8488e88a3b366c22f44808b1 100644
--- a/components/webdata/common/web_database_backend.h
+++ b/components/webdata/common/web_database_backend.h
@@ -39,7 +39,8 @@ class WEBDATA_EXPORT WebDatabaseBackend
     virtual ~Delegate() {}
 
     // Invoked when the backend has finished loading the db.
-    virtual void DBLoaded(sql::InitStatus status) = 0;
+    virtual void DBLoaded(sql::InitStatus status,
+                          const sql::DatabaseDiagnosticMap& diagnostics) = 0;

[michaeln, 2016/07/09 03:00:38]

could use a comment about |diagnostics| only being populated in the error case
(assuming that's the case and we don't run the diagnostics upon success)

[afakhry, 2016/07/11 16:47:45]

Done.

   };
 
   WebDatabaseBackend(
@@ -115,6 +116,10 @@ class WEBDATA_EXPORT WebDatabaseBackend
   // before the db is ready.
   sql::InitStatus init_status_;
 
+  // Contains diagnostic information about the database that will be filled when
+  // a catastrophic error occurs.
+  sql::DatabaseDiagnosticMap db_diagnostics_;
+
   // True if an attempt has been made to load the database (even if the attempt
   // fails), used to avoid continually trying to reinit if the db init fails.
   bool init_complete_;