Revert of DevTools: clean up scripts folder

third_party/WebKit/Source/devtools/scripts/compiler-runner/src/org/chromium/devtools/compiler/DevToolsCodingConvention.java

Index: third_party/WebKit/Source/devtools/scripts/compiler-runner/src/org/chromium/devtools/compiler/DevToolsCodingConvention.java
diff --git a/third_party/WebKit/Source/devtools/scripts/compiler-runner/src/org/chromium/devtools/compiler/DevToolsCodingConvention.java b/third_party/WebKit/Source/devtools/scripts/compiler-runner/src/org/chromium/devtools/compiler/DevToolsCodingConvention.java
new file mode 100644
index 0000000000000000000000000000000000000000..43b956b2a36805dbe41301a4d08f2d25e4c9a168
--- /dev/null
+++ b/third_party/WebKit/Source/devtools/scripts/compiler-runner/src/org/chromium/devtools/compiler/DevToolsCodingConvention.java
@@ -0,0 +1,22 @@
+package org.chromium.devtools.compiler;
+
+import com.google.javascript.jscomp.CodingConventions;
+
+public class DevToolsCodingConvention extends CodingConventions.Proxy {
+
+    private static final long serialVersionUID = 1L;
+
+    public DevToolsCodingConvention() {
+        super(CodingConventions.getDefault());
+    }
+
+    @Override
+    public boolean isPrivate(String name) {
+        return name.length() > 1 && name.charAt(0) == '_' && name.charAt(1) != '_';
+    }
+
+    @Override
+    public boolean isValidEnumKey(String key) {
+        return !key.isEmpty() && Character.isUpperCase(key.charAt(0));
+    }
+}