Add share button to generate public url for dmprof visualizer.

tools/deep_memory_profiler/visualizer/services.py

Index: tools/deep_memory_profiler/visualizer/services.py
diff --git a/tools/deep_memory_profiler/visualizer/services.py b/tools/deep_memory_profiler/visualizer/services.py
index ac146fbca6f72dd9639dc124b87488540f4e3a09..8f7c8c7df8bbb599f70ceb3f9c31cdb18453af0d 100644
--- a/tools/deep_memory_profiler/visualizer/services.py
+++ b/tools/deep_memory_profiler/visualizer/services.py
@@ -70,6 +70,18 @@ def CreateTemplates(blob_info):
   return default_key
 
 
+def CreateTemplate(content):
+  """Create Template entity for user to share."""
+  content_str = json.dumps(content)
+  tmpl_key = ndb.Key('Template', content_str)
+  if not tmpl_key.get():
+    # Template of the same content does not exist.
+    template = Template(id=content_str, content=content)
+    template.put()
+
+  return tmpl_key
+
+
 def GetTemplate(tmpl_id):
   """Get Template entity of given tmpl_id generated by ndb.Key."""
   # Get entity key.