Coding style fixes, round #1

In this patch:
    * Assignment operators that don't check for self-assignment
    * Using const references where possible in function arguments
    * Using const refs in the iterator var of a foreach() loop
    * Add 'explicit' to constructors taking one parameter

Change-Id: I640fd85c3312851f0d8c10193333efec41232e05
Reviewed-by: Aaron McCarthy <aaron.mccarthy@nokia.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/location/places/qplaceicon.cpp b/src/location/places/qplaceicon.cpp
index 5fa051b4..8db4dfe0 100644
--- a/src/location/places/qplaceicon.cpp
+++ b/src/location/places/qplaceicon.cpp
@@ -143,6 +143,9 @@ QPlaceIcon::~QPlaceIcon()
 */
 QPlaceIcon &QPlaceIcon::operator=(const QPlaceIcon &other)
 {
+    if (this == &other)
+        return *this;
+
     d = other.d;
     return *this;
 }