fix for bug 19130 - hitting escape during ime entry can leave editor without a caret. r=kin

editor/base/nsHTMLEditRules.cpp

@@ -225,6 +225,9 @@ nsHTMLEditRules::DidDoAction(nsIDOMSelection *aSelection,
   }
   // adjust selection
   res = AdjustSelection(aSelection,info->collapsedAction);
+  if (NS_FAILED(res)) return res;
+  // detect empty doc
+  res = CreateBogusNodeIfNeeded(aSelection);
   return res;
 }
   

editor/base/nsTextEditRules.cpp

@@ -1247,6 +1247,9 @@ nsTextEditRules::CreateBogusNodeIfNeeded(nsIDOMSelection *aSelection)
       nsAutoString val(nsEditor::kMOZEditorBogusNodeValue);
       newPElement->SetAttribute(att, val);
     }
+    
+    // set selection
+    aSelection->Collapse(bodyNode,0);
   }
   return res;
 }

editor/libeditor/html/nsHTMLEditRules.cpp

@@ -225,6 +225,9 @@ nsHTMLEditRules::DidDoAction(nsIDOMSelection *aSelection,
   }
   // adjust selection
   res = AdjustSelection(aSelection,info->collapsedAction);
+  if (NS_FAILED(res)) return res;
+  // detect empty doc
+  res = CreateBogusNodeIfNeeded(aSelection);
   return res;
 }
   

editor/libeditor/text/nsTextEditRules.cpp

@@ -1247,6 +1247,9 @@ nsTextEditRules::CreateBogusNodeIfNeeded(nsIDOMSelection *aSelection)
       nsAutoString val(nsEditor::kMOZEditorBogusNodeValue);
       newPElement->SetAttribute(att, val);
     }
+    
+    // set selection
+    aSelection->Collapse(bodyNode,0);
   }
   return res;
 }