Update bold fonts to Roboto Medium

Bold fonts were inconsistent across platforms and new design specs use
Roboto Medium instead, so switching all currently bold fonts to use
that.

Change-Id: Ibfc5ffc3fc33517acb85acc0194215b4d7864cae
diff --git a/polygerrit-ui/app/elements/admin/gr-group-members/gr-group-members.html b/polygerrit-ui/app/elements/admin/gr-group-members/gr-group-members.html
index bfced55..9371b17 100644
--- a/polygerrit-ui/app/elements/admin/gr-group-members/gr-group-members.html
+++ b/polygerrit-ui/app/elements/admin/gr-group-members/gr-group-members.html
@@ -64,7 +64,7 @@
       }
       th {
         border-bottom: 1px solid #eee;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
         text-align: left;
       }
     </style>
diff --git a/polygerrit-ui/app/elements/change-list/gr-change-list-item/gr-change-list-item.html b/polygerrit-ui/app/elements/change-list/gr-change-list-item/gr-change-list-item.html
index 70275b3..4ff10cb 100644
--- a/polygerrit-ui/app/elements/change-list/gr-change-list-item/gr-change-list-item.html
+++ b/polygerrit-ui/app/elements/change-list/gr-change-list-item/gr-change-list-item.html
@@ -39,7 +39,7 @@
         background-color: #ebf5fb;
       }
       :host([needs-review]) {
-        font-weight: bold;
+        font-family: var(--font-family-bold);
       }
       :host([assigned]) {
         background-color: #fcfad6;
diff --git a/polygerrit-ui/app/elements/change/gr-change-metadata/gr-change-metadata.html b/polygerrit-ui/app/elements/change/gr-change-metadata/gr-change-metadata.html
index 5a834b7..388a3f7 100644
--- a/polygerrit-ui/app/elements/change/gr-change-metadata/gr-change-metadata.html
+++ b/polygerrit-ui/app/elements/change/gr-change-metadata/gr-change-metadata.html
@@ -43,7 +43,7 @@
       }
       .title {
         color: #666;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
         max-width: 20em;
         word-break: break-word;
       }
diff --git a/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view.html b/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view.html
index d6ad5ae..e01f6f7 100644
--- a/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view.html
+++ b/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view.html
@@ -78,7 +78,7 @@
       .header-title {
         flex: 1;
         font-size: 1.2em;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
       }
       .prefsButton {
         float: right;
diff --git a/polygerrit-ui/app/elements/change/gr-comment-list/gr-comment-list.html b/polygerrit-ui/app/elements/change/gr-comment-list/gr-comment-list.html
index 2b7b0fd..705cf52 100644
--- a/polygerrit-ui/app/elements/change/gr-comment-list/gr-comment-list.html
+++ b/polygerrit-ui/app/elements/change/gr-comment-list/gr-comment-list.html
@@ -36,7 +36,7 @@
       }
       .file {
         border-top: 1px solid #ddd;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
         margin: 10px 0 3px;
         padding: 10px 0 5px;
       }
diff --git a/polygerrit-ui/app/elements/change/gr-file-list/gr-file-list.html b/polygerrit-ui/app/elements/change/gr-file-list/gr-file-list.html
index a2a64c8..95bfc70 100644
--- a/polygerrit-ui/app/elements/change/gr-file-list/gr-file-list.html
+++ b/polygerrit-ui/app/elements/change/gr-file-list/gr-file-list.html
@@ -104,7 +104,7 @@
       }
       .drafts {
         color: #C62828;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
       }
       .show-hide {
         margin-left: .4em;
diff --git a/polygerrit-ui/app/elements/change/gr-message/gr-message.html b/polygerrit-ui/app/elements/change/gr-message/gr-message.html
index ae43edf..c0e55ef 100644
--- a/polygerrit-ui/app/elements/change/gr-message/gr-message.html
+++ b/polygerrit-ui/app/elements/change/gr-message/gr-message.html
@@ -76,7 +76,7 @@
         width: 2.5em;
       }
       .name {
-        font-weight: bold;
+        font-family: var(--font-family-bold);
       }
       .message {
         --gr-formatted-text-prose-max-width: 80ch;
@@ -136,7 +136,7 @@
       }
       gr-account-label {
         --gr-account-label-text-style: {
-          font-weight: bold;
+          font-family: var(--font-family-bold);
         };
       }
     </style>
diff --git a/polygerrit-ui/app/elements/change/gr-related-changes-list/gr-related-changes-list.html b/polygerrit-ui/app/elements/change/gr-related-changes-list/gr-related-changes-list.html
index 8c02e65..2ebf7c7 100644
--- a/polygerrit-ui/app/elements/change/gr-related-changes-list/gr-related-changes-list.html
+++ b/polygerrit-ui/app/elements/change/gr-related-changes-list/gr-related-changes-list.html
@@ -68,7 +68,7 @@
       }
       .status {
         color: #666;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
         margin-left: .25em;
       }
       .notCurrent {
diff --git a/polygerrit-ui/app/elements/change/gr-reply-dialog/gr-reply-dialog.html b/polygerrit-ui/app/elements/change/gr-reply-dialog/gr-reply-dialog.html
index 04a1b16..68c7fd7 100644
--- a/polygerrit-ui/app/elements/change/gr-reply-dialog/gr-reply-dialog.html
+++ b/polygerrit-ui/app/elements/change/gr-reply-dialog/gr-reply-dialog.html
@@ -87,7 +87,7 @@
         margin-top: 1em;
       }
       .groupName {
-        font-weight: bold;
+        font-family: var(--font-family-bold);
       }
       .groupSize {
         font-style: italic;
diff --git a/polygerrit-ui/app/elements/core/gr-keyboard-shortcuts-dialog/gr-keyboard-shortcuts-dialog.html b/polygerrit-ui/app/elements/core/gr-keyboard-shortcuts-dialog/gr-keyboard-shortcuts-dialog.html
index 3f3350e..2318657 100644
--- a/polygerrit-ui/app/elements/core/gr-keyboard-shortcuts-dialog/gr-keyboard-shortcuts-dialog.html
+++ b/polygerrit-ui/app/elements/core/gr-keyboard-shortcuts-dialog/gr-keyboard-shortcuts-dialog.html
@@ -48,12 +48,12 @@
         text-align: right;
       }
       .header {
-        font-weight: bold;
+        font-family: var(--font-family-bold);
         padding-top: 1em;
       }
       .key {
         display: inline-block;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
         border-radius: 3px;
         background-color: #f1f2f3;
         padding: .1em .5em;
diff --git a/polygerrit-ui/app/elements/core/gr-main-header/gr-main-header.html b/polygerrit-ui/app/elements/core/gr-main-header/gr-main-header.html
index 5523032..09f3029 100644
--- a/polygerrit-ui/app/elements/core/gr-main-header/gr-main-header.html
+++ b/polygerrit-ui/app/elements/core/gr-main-header/gr-main-header.html
@@ -120,7 +120,7 @@
       @media screen and (max-width: 50em) {
         .bigTitle {
           font-size: 14px;
-          font-weight: bold;
+          font-family: var(--font-family-bold);
         }
         gr-search-bar,
         .browse,
diff --git a/polygerrit-ui/app/elements/diff/gr-diff-comment/gr-diff-comment.html b/polygerrit-ui/app/elements/diff/gr-diff-comment/gr-diff-comment.html
index 9ad0bf9..ca22942 100644
--- a/polygerrit-ui/app/elements/diff/gr-diff-comment/gr-diff-comment.html
+++ b/polygerrit-ui/app/elements/diff/gr-diff-comment/gr-diff-comment.html
@@ -69,7 +69,7 @@
       .authorName,
       .draftLabel,
       .draftTooltip {
-        font-weight: bold;
+        font-family: var(--font-family-bold);
       }
       .draftLabel,
       .draftTooltip {
diff --git a/polygerrit-ui/app/elements/diff/gr-diff-preferences/gr-diff-preferences.html b/polygerrit-ui/app/elements/diff/gr-diff-preferences/gr-diff-preferences.html
index 99a7054..f9ca92e 100644
--- a/polygerrit-ui/app/elements/diff/gr-diff-preferences/gr-diff-preferences.html
+++ b/polygerrit-ui/app/elements/diff/gr-diff-preferences/gr-diff-preferences.html
@@ -45,7 +45,7 @@
       }
       .header {
         border-bottom: 1px solid #ddd;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
       }
       .mainContainer {
         padding: 1em 0;
@@ -69,7 +69,7 @@
         justify-content: space-between;
       }
       .beta {
-        font-weight: bold;
+        font-family: var(--font-family-bold);
         color: #888;
       }
     </style>
diff --git a/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view.html b/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view.html
index b5da3a0..10d30e4 100644
--- a/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view.html
+++ b/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view.html
@@ -113,7 +113,7 @@
       }
       .dropdown-content a[selected] {
         color: #000;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
         pointer-events: none;
         text-decoration: none;
       }
@@ -194,7 +194,7 @@
         .mobileNavLink {
           color: #000;
           font-size: 1.5em;
-          font-weight: bold;
+          font-family: var(--font-family-bold);
           text-decoration: none;
         }
         .mobileNavLink:not([href]) {
diff --git a/polygerrit-ui/app/elements/settings/gr-registration-dialog/gr-registration-dialog.html b/polygerrit-ui/app/elements/settings/gr-registration-dialog/gr-registration-dialog.html
index 34f0b16..1bd345e 100644
--- a/polygerrit-ui/app/elements/settings/gr-registration-dialog/gr-registration-dialog.html
+++ b/polygerrit-ui/app/elements/settings/gr-registration-dialog/gr-registration-dialog.html
@@ -36,7 +36,7 @@
       }
       header {
         border-bottom: 1px solid #ddd;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
       }
       header,
       main,
diff --git a/polygerrit-ui/app/elements/shared/gr-alert/gr-alert.html b/polygerrit-ui/app/elements/shared/gr-alert/gr-alert.html
index bf5e4e0..51fa616 100644
--- a/polygerrit-ui/app/elements/shared/gr-alert/gr-alert.html
+++ b/polygerrit-ui/app/elements/shared/gr-alert/gr-alert.html
@@ -53,7 +53,7 @@
       }
       .action {
         color: #a1c2fa;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
         margin-left: 1em;
         text-decoration: none;
       }
diff --git a/polygerrit-ui/app/elements/shared/gr-button/gr-button.html b/polygerrit-ui/app/elements/shared/gr-button/gr-button.html
index 1fecbe7..2cbcfa2 100644
--- a/polygerrit-ui/app/elements/shared/gr-button/gr-button.html
+++ b/polygerrit-ui/app/elements/shared/gr-button/gr-button.html
@@ -32,7 +32,7 @@
         display: inline-block;
         font-family: var(--font-family);
         font-size: 12px;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
         outline-width: 0;
         padding: .4em .85em;
         position: relative;
diff --git a/polygerrit-ui/app/elements/shared/gr-confirm-dialog/gr-confirm-dialog.html b/polygerrit-ui/app/elements/shared/gr-confirm-dialog/gr-confirm-dialog.html
index d4a98e4..27c0355 100644
--- a/polygerrit-ui/app/elements/shared/gr-confirm-dialog/gr-confirm-dialog.html
+++ b/polygerrit-ui/app/elements/shared/gr-confirm-dialog/gr-confirm-dialog.html
@@ -33,7 +33,7 @@
       header {
         border-bottom: 1px solid #ddd;
         flex-shrink: 0;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
       }
       main {
         display: flex;
diff --git a/polygerrit-ui/app/elements/shared/gr-download-commands/gr-download-commands.html b/polygerrit-ui/app/elements/shared/gr-download-commands/gr-download-commands.html
index 05075bd..68c3848 100644
--- a/polygerrit-ui/app/elements/shared/gr-download-commands/gr-download-commands.html
+++ b/polygerrit-ui/app/elements/shared/gr-download-commands/gr-download-commands.html
@@ -40,11 +40,11 @@
         display: block;
       }
       label {
-        font-weight: bold;
+        font-family: var(--font-family-bold);
       }
       li[selected] gr-button {
         color: #000;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
         text-decoration: none;
       }
       .schemes {
diff --git a/polygerrit-ui/app/elements/shared/gr-dropdown/gr-dropdown.html b/polygerrit-ui/app/elements/shared/gr-dropdown/gr-dropdown.html
index 8f2994d..f4813fa 100644
--- a/polygerrit-ui/app/elements/shared/gr-dropdown/gr-dropdown.html
+++ b/polygerrit-ui/app/elements/shared/gr-dropdown/gr-dropdown.html
@@ -61,7 +61,7 @@
         list-style: none;
       }
       ul .accountName {
-        font-weight: bold;
+        font-family: var(--font-family-bold);
       }
       li .accountInfo,
       li .itemAction {
@@ -92,7 +92,7 @@
         padding: .85em 1em;
       }
       .bold-text {
-        font-weight: bold;
+        font-family: var(--font-family-bold);
       }
       :host:not([down-arrow]) .downArrow { display: none; }
       :host([down-arrow]) .downArrow {
diff --git a/polygerrit-ui/app/styles/app-theme.html b/polygerrit-ui/app/styles/app-theme.html
index db83b0c..4318757 100644
--- a/polygerrit-ui/app/styles/app-theme.html
+++ b/polygerrit-ui/app/styles/app-theme.html
@@ -30,6 +30,7 @@
   --view-background-color: #fff;
   --default-horizontal-margin: 1rem;
   --font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol';
+  --font-family-bold: 'Roboto Medium', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol';
   --monospace-font-family: 'Roboto Mono', Menlo, 'Lucida Console', Monaco, monospace;
   --iron-overlay-backdrop: {
     transition: none;
diff --git a/polygerrit-ui/app/styles/gr-change-list-styles.html b/polygerrit-ui/app/styles/gr-change-list-styles.html
index d283aac..00ea613 100644
--- a/polygerrit-ui/app/styles/gr-change-list-styles.html
+++ b/polygerrit-ui/app/styles/gr-change-list-styles.html
@@ -22,7 +22,7 @@
       .topHeader,
       .groupHeader {
         border-bottom: 1px solid #eee;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
         padding: .3em .5em;
       }
       .topHeader {
diff --git a/polygerrit-ui/app/styles/gr-form-styles.html b/polygerrit-ui/app/styles/gr-form-styles.html
index 7e0bf5a..603f610 100644
--- a/polygerrit-ui/app/styles/gr-form-styles.html
+++ b/polygerrit-ui/app/styles/gr-form-styles.html
@@ -39,7 +39,7 @@
       }
       .gr-form-styles .title {
         color: #666;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
         padding-right: .5em;
         width: 15em;
       }
diff --git a/polygerrit-ui/app/styles/gr-page-nav-styles.html b/polygerrit-ui/app/styles/gr-page-nav-styles.html
index e6e9c96..0c4d20f 100644
--- a/polygerrit-ui/app/styles/gr-page-nav-styles.html
+++ b/polygerrit-ui/app/styles/gr-page-nav-styles.html
@@ -44,14 +44,14 @@
         margin-top: 1em;
       }
       .navStyles .title {
-        font-weight: bold;
+        font-family: var(--font-family-bold);
         margin: .4em 0;
       }
       .navStyles .selected {
         background-color: #fff;
         border-bottom: 1px dotted #808080;
         border-top: 1px dotted #808080;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
       }
       .navStyles a {
         color: black;
diff --git a/polygerrit-ui/app/styles/gr-table-styles.html b/polygerrit-ui/app/styles/gr-table-styles.html
index d296530..6b8c88d0 100644
--- a/polygerrit-ui/app/styles/gr-table-styles.html
+++ b/polygerrit-ui/app/styles/gr-table-styles.html
@@ -34,7 +34,7 @@
       .genericList th {
         background-color: #ddd;
         border-bottom: 1px solid #eee;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
         padding: .3em .5em;
         text-align: left;
       }
diff --git a/polygerrit-ui/app/styles/shared-styles.html b/polygerrit-ui/app/styles/shared-styles.html
index 9725251..5c11d60 100644
--- a/polygerrit-ui/app/styles/shared-styles.html
+++ b/polygerrit-ui/app/styles/shared-styles.html
@@ -65,15 +65,15 @@
       /* Other Shared Styles*/
       h1 {
         font-size: 2em;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
       }
       h2 {
         font-size: 1.5em;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
       }
       h3 {
         font-size: 1.17em;
-        font-weight: bold;
+        font-family: var(--font-family-bold);
       }
       /* Stopgap solution until we remove hidden$ attributes. */
       [hidden] {