DevTools: [CodeMirror] add support for camel case movements.

Source/devtools/front_end/ui/TextUtils.js

Index: Source/devtools/front_end/ui/TextUtils.js
diff --git a/Source/devtools/front_end/ui/TextUtils.js b/Source/devtools/front_end/ui/TextUtils.js
index 872733203130e3eacec743035fcd3f210928a5d7..18e878594fcf53c7ac60536e4f7b87db81dc2e79 100644
--- a/Source/devtools/front_end/ui/TextUtils.js
+++ b/Source/devtools/front_end/ui/TextUtils.js
@@ -153,6 +153,24 @@ WebInspector.TextUtils = {
             }
         }
         return -1;
+    },
+
+    /**
+     * @param {string} text
+     * @return {boolean}
+     */
+    isUpperCase: function(text)
+    {
+        return text === text.toUpperCase();
+    },
+
+    /**
+     * @param {string} text
+     * @return {boolean}
+     */
+    isLowerCase: function(text)
+    {
+        return text === text.toLowerCase();
     }
 }