Add ChromeCodingConvention.java to Closure Compiler to preserve getInstance() type

third_party/closure_compiler/runner/src/org/chromium/closure/compiler/Runner.java

Index: third_party/closure_compiler/runner/src/org/chromium/closure/compiler/Runner.java
diff --git a/third_party/closure_compiler/runner/src/org/chromium/closure/compiler/Runner.java b/third_party/closure_compiler/runner/src/org/chromium/closure/compiler/Runner.java
index c94913127e0ed7fd0ae126f6f7a5980df08d094d..e671100b19fb4dac79bc38657d06754fed76fba1 100644
--- a/third_party/closure_compiler/runner/src/org/chromium/closure/compiler/Runner.java
+++ b/third_party/closure_compiler/runner/src/org/chromium/closure/compiler/Runner.java
@@ -12,6 +12,8 @@ import org.kohsuke.args4j.CmdLineException;
 import org.kohsuke.args4j.CmdLineParser;
 import org.kohsuke.args4j.Option;
 
+import org.chromium.closure.compiler.ChromeCodingConvention;
+
 import java.io.BufferedReader;
 import java.io.ByteArrayOutputStream;
 import java.io.FileInputStream;
@@ -189,6 +191,13 @@ public class Runner {
             return options;
         }
 
+        @Override
+        protected void setRunOptions(CompilerOptions options)
+                throws FlagUsageException, IOException {
+            super.setRunOptions(options);
+            options.setCodingConvention(new ChromeCodingConvention());
+        }
+
         int execute() {
             int result = 0;
             int runs = 1;