[LyX/master] Initialize properly several InsetQuote members

[Jean-Marc Lasgouttes]

commit 91d8a3982d4acd9118217b4d30a5500e3bbd178e
Author: Jean-Marc Lasgouttes <lasgout...@lyx.org>
Date:   Wed Mar 1 17:02:20 2017 +0100

    Initialize properly several InsetQuote members
    
    Spotted by coverity
---
 src/insets/InsetQuotes.cpp |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/src/insets/InsetQuotes.cpp b/src/insets/InsetQuotes.cpp
index 88f3979..7032a06 100644
--- a/src/insets/InsetQuotes.cpp
+++ b/src/insets/InsetQuotes.cpp
@@ -606,7 +606,10 @@ docstring const 
InsetQuotesParams::getShortGuiLabel(docstring const string)
 //
 ///////////////////////////////////////////////////////////////////////
 
-InsetQuotes::InsetQuotes(Buffer * buf, string const & str) : Inset(buf)
+InsetQuotes::InsetQuotes(Buffer * buf, string const & str)
+       : Inset(buf), 
+         style_(InsetQuotesParams::EnglishQuotes), 
side_(InsetQuotesParams::OpeningQuote),
+         pass_thru_(false)
 {
        if (buf) {
                global_style_ = buf->masterBuffer()->params().quotes_style;