Removed unused DatabaseMsg IPC messages.

The messages DatabaseMsg_UpdateSpaceAvailable & DatabaseMsg_ResetSpaceAvailable
are not being used and can be removed.

This is preliminary work for Mojofying the rest of this interface.

Bug: 757277
Change-Id: I2842a71b48ba5a8f07ed8ce6eb6d1792749ce13a
Reviewed-on: https://chromium-review.googlesource.com/622457
Commit-Queue: Stuart Langley <slangley@chromium.org>
Reviewed-by: Michael Nordman <michaeln@chromium.org>
Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Cr-Commit-Position: refs/heads/master@{#496560}

content/child/db_message_filter.cc

@@ -24,10 +24,6 @@ bool DBMessageFilter::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(DBMessageFilter, message)
     IPC_MESSAGE_HANDLER(DatabaseMsg_UpdateSize, OnDatabaseUpdateSize)
-    IPC_MESSAGE_HANDLER(DatabaseMsg_UpdateSpaceAvailable,
-                        OnDatabaseUpdateSpaceAvailable)
-    IPC_MESSAGE_HANDLER(DatabaseMsg_ResetSpaceAvailable,
-                        OnDatabaseResetSpaceAvailable)
     IPC_MESSAGE_HANDLER(DatabaseMsg_CloseImmediately,
                         OnDatabaseCloseImmediately)
     IPC_MESSAGE_UNHANDLED(handled = false)
@@ -43,17 +39,6 @@ void DBMessageFilter::OnDatabaseUpdateSize(const url::Origin& origin,
       origin, WebString::FromUTF16(database_name), database_size);
 }
 
-void DBMessageFilter::OnDatabaseUpdateSpaceAvailable(const url::Origin& origin,
-                                                     int64_t space_available) {
-  DCHECK(!origin.unique());
-  blink::WebDatabase::UpdateSpaceAvailable(origin, space_available);
-}
-
-void DBMessageFilter::OnDatabaseResetSpaceAvailable(const url::Origin& origin) {
-  DCHECK(!origin.unique());
-  blink::WebDatabase::ResetSpaceAvailable(origin);
-}
-
 void DBMessageFilter::OnDatabaseCloseImmediately(
     const url::Origin& origin,
     const base::string16& database_name) {

content/child/db_message_filter.h

@@ -32,9 +32,6 @@ class DBMessageFilter : public IPC::MessageFilter {
   void OnDatabaseUpdateSize(const url::Origin& origin,
                             const base::string16& database_name,
                             int64_t database_size);
-  void OnDatabaseUpdateSpaceAvailable(const url::Origin& origin,
-                                      int64_t space_available);
-  void OnDatabaseResetSpaceAvailable(const url::Origin& origin);
   void OnDatabaseCloseImmediately(const url::Origin& origin,
                                   const base::string16& database_name);
 };

content/common/database_messages.h

@@ -21,15 +21,6 @@ IPC_MESSAGE_CONTROL3(DatabaseMsg_UpdateSize,
                      base::string16 /* the database name */,
                      int64_t /* the new database size */)
 
-// Notifies the child process of the new space available
-IPC_MESSAGE_CONTROL2(DatabaseMsg_UpdateSpaceAvailable,
-                     url::Origin /* the origin */,
-                     int64_t /* space available to origin */)
-
-// Notifies the child process to reset it's cached value for the origin.
-IPC_MESSAGE_CONTROL1(DatabaseMsg_ResetSpaceAvailable,
-                     url::Origin /* the origin */)
-
 // Asks the child process to close a database immediately
 IPC_MESSAGE_CONTROL2(DatabaseMsg_CloseImmediately,
                      url::Origin /* the origin */,