[geary] Scale inline images w/ regard to aspect ration: Closes bgno#713922

[Jim Nelson <jnelson src gnome org>]

commit b2f20107df78bd828f7c5f03d1b8c9de0269a578
Author: Robert Schroll <rschroll gmail com>
Date:   Mon Jan 6 18:32:09 2014 -0800

    Scale inline images w/ regard to aspect ration: Closes bgno#713922
    
    Required for images referenced by Content-ID.

 .../conversation-viewer/conversation-viewer.vala   |    6 ++++--
 theming/message-viewer.css                         |    2 +-
 2 files changed, 5 insertions(+), 3 deletions(-)
---
diff --git a/src/client/conversation-viewer/conversation-viewer.vala 
b/src/client/conversation-viewer/conversation-viewer.vala
index f4b2094..145acf4 100644
--- a/src/client/conversation-viewer/conversation-viewer.vala
+++ b/src/client/conversation-viewer/conversation-viewer.vala
@@ -31,6 +31,7 @@ public class ConversationViewer : Gtk.Box {
     private const string MESSAGE_CONTAINER_ID = "message_container";
     private const string SELECTION_COUNTER_ID = "multiple_messages";
     private const string SPINNER_ID = "spinner";
+    private const string REPLACED_IMAGE_CLASS = "replaced_inline_image";
     private const string DATA_IMAGE_CLASS = "data_inline_image";
     private const int MAX_INLINE_IMAGE_MAJOR_DIM = 1024;
     
@@ -755,8 +756,9 @@ public class ConversationViewer : Gtk.Box {
             debug("Unable to load and rotate image %s for display: %s", filename, err.message);
         }
         
-        return "<img alt=\"%s\" class=\"%s\" src=\"%s\" />".printf(
-            filename, DATA_IMAGE_CLASS, assemble_data_uri(content_type.get_mime_type(), rotated_image));
+        return "<img alt=\"%s\" class=\"%s %s\" src=\"%s\" />".printf(
+            filename, DATA_IMAGE_CLASS, REPLACED_IMAGE_CLASS,
+            assemble_data_uri(content_type.get_mime_type(), rotated_image));
     }
     
     // Called by Gdk.PixbufLoader when the image's size has been determined but not loaded yet ...
diff --git a/theming/message-viewer.css b/theming/message-viewer.css
index 926b39b..223af81 100644
--- a/theming/message-viewer.css
+++ b/theming/message-viewer.css
@@ -203,7 +203,7 @@ body:not(.nohide) .email.hide .header_container .avatar {
     margin-right: -0.67em;
 }
 
-.email .data_inline_image {
+.email .replaced_inline_image {
     max-width: 100%;
     display: block;
     margin-top: 1em;