Use dedicated pin icon, thanks to @jgibbon

images/icon-s-pin.svg

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xml:space="preserve"
+   style="enable-background:new 0 0 32 32;"
+   viewBox="0 0 32 32"
+   height="32px"
+   width="32px"
+   y="0px"
+   x="0px"
+   id="Layer_1"
+   version="1.1"><metadata
+     id="metadata17"><rdf:RDF><cc:Work
+         rdf:about=""><dc:format>image/svg+xml</dc:format><dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" /><dc:title></dc:title></cc:Work></rdf:RDF></metadata><defs
+     id="defs15" /><path
+     id="path4567-6-9-2-9-0"
+     d="M 14.774588,14.651001 2.1829034,28.267313 c -1.0611451,1.031581 0.5159425,2.608675 1.5475102,1.547514 L 17.354282,17.224652 a 8.3460333,8.3460333 0 0 1 -1.438704,-1.136457 8.3460333,8.3460333 0 0 1 -1.14099,-1.437194 z"
+     style="color:#000000;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:medium;line-height:normal;font-family:sans-serif;font-variant-ligatures:normal;font-variant-position:normal;font-variant-caps:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-feature-settings:normal;text-indent:0;text-align:start;text-decoration:none;text-decoration-line:none;text-decoration-style:solid;text-decoration-color:#000000;letter-spacing:normal;word-spacing:normal;text-transform:none;writing-mode:lr-tb;direction:ltr;text-orientation:mixed;dominant-baseline:auto;baseline-shift:baseline;text-anchor:start;white-space:normal;shape-padding:0;clip-rule:nonzero;display:inline;overflow:visible;visibility:visible;opacity:1;isolation:auto;mix-blend-mode:normal;color-interpolation:sRGB;color-interpolation-filters:linearRGB;solid-color:#000000;solid-opacity:1;vector-effect:none;fill:#ffffff;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1.99999988;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;color-rendering:auto;image-rendering:auto;shape-rendering:auto;text-rendering:auto;enable-background:accumulate" /><path
+     id="path4569-2-1-7-6-6"
+     d="m 27.72494,4.2773215 a 8.3460333,8.3460333 0 0 1 -2e-6,11.8030745 8.3460333,8.3460333 0 0 1 -11.803072,0 8.3460333,8.3460333 0 0 1 0,-11.8030745 8.3460333,8.3460333 0 0 1 11.803074,0 z"
+     style="opacity:0.6;vector-effect:none;fill:#ffffff;fill-opacity:1;stroke:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1" /></svg>

qml/components/PhotoTextsListItem.qml

@@ -61,7 +61,7 @@ ListItem {
                     }
 
                     Image {
-                        source: "image://theme/icon-s-favorite"
+                        source: "../../images/icon-s-pin.svg"
                         height: Theme.fontSizeMedium
                         width: Theme.fontSizeMedium
                         anchors.centerIn: chatPinnedBackground