DevTools: update CM to TOT version 3.13+ (6edd771495)

Source/devtools/front_end/cm/codemirror.css

 /* BASICS */
 
 .CodeMirror {
   /* Set height, width, borders, and global font properties here */
   font-family: monospace;
   height: 300px;
 }
 .CodeMirror-scroll {
   /* Set scrolling behaviour here */
   overflow: auto;
 }
 
 /* PADDING */
 
 .CodeMirror-lines {
   padding: 4px 0; /* Vertical padding around content */
 }
 .CodeMirror pre {
   padding: 0 4px; /* Horizontal padding of content */
 }
 
-.CodeMirror-scrollbar-filler {
+.CodeMirror-scrollbar-filler, .CodeMirror-gutter-filler {
   background-color: white; /* The little square between H and V scrollbars */
 }
 
 /* GUTTER */
 
 .CodeMirror-gutters {
   border-right: 1px solid #ddd;
   background-color: #f7f7f7;
+  white-space: nowrap;
 }
 .CodeMirror-linenumbers {}
 .CodeMirror-linenumber {
   padding: 0 3px 0 5px;
   min-width: 20px;
   text-align: right;
   color: #999;
 }
 
 /* CURSOR */
@@ skipping 76 matching lines @@
   outline: none; /* Prevent dragging from highlighting the element */
   position: relative;
 }
 .CodeMirror-sizer {
   position: relative;
 }
 
 /* The fake, visible scrollbars. Used to force redraw during scrolling
    before actuall scrolling happens, thus preventing shaking and
    flickering artifacts. */
-.CodeMirror-vscrollbar, .CodeMirror-hscrollbar, .CodeMirror-scrollbar-filler {
+.CodeMirror-vscrollbar, .CodeMirror-hscrollbar, .CodeMirror-scrollbar-filler, .CodeMirror-gutter-filler {
   position: absolute;
   z-index: 6;
   display: none;
 }
 .CodeMirror-vscrollbar {
   right: 0; top: 0;
   overflow-x: hidden;
   overflow-y: scroll;
 }
 .CodeMirror-hscrollbar {
   bottom: 0; left: 0;
   overflow-y: hidden;
   overflow-x: scroll;
 }
 .CodeMirror-scrollbar-filler {
   right: 0; bottom: 0;
-  z-index: 6;
+}
+.CodeMirror-gutter-filler {
+  left: 0; bottom: 0;
 }
 
 .CodeMirror-gutters {
   position: absolute; left: 0; top: 0;
-  height: 100%;
   padding-bottom: 30px;
   z-index: 3;
 }
 .CodeMirror-gutter {
+  white-space: normal;
   height: 100%;
   padding-bottom: 30px;
   margin-bottom: -32px;
   display: inline-block;
   /* Hack to make IE7 behave */
   *zoom:1;
   *display:inline;
 }
 .CodeMirror-gutter-elt {
   position: absolute;
@@ skipping 73 matching lines @@
 
 /* IE7 hack to prevent it from returning funny offsetTops on the spans */
 .CodeMirror span { *vertical-align: text-bottom; }
 
 @media print {
   /* Hide the cursor when printing */
   .CodeMirror div.CodeMirror-cursor {
     visibility: hidden;
   }
 }