Revert of Upstream ChromeMobileApplication bits about sync browser initialization

chrome/android/shell/java/src/org/chromium/chrome/shell/ChromeShellApplication.java

Index: chrome/android/shell/java/src/org/chromium/chrome/shell/ChromeShellApplication.java
diff --git a/chrome/android/shell/java/src/org/chromium/chrome/shell/ChromeShellApplication.java b/chrome/android/shell/java/src/org/chromium/chrome/shell/ChromeShellApplication.java
index 64e40fee50bb40f4b476f225ee0921c5fe0ea699..c99e84e968cfb1f55c90d9de0ac29d7b0c9f4f03 100644
--- a/chrome/android/shell/java/src/org/chromium/chrome/shell/ChromeShellApplication.java
+++ b/chrome/android/shell/java/src/org/chromium/chrome/shell/ChromeShellApplication.java
@@ -6,6 +6,7 @@ package org.chromium.chrome.shell;
 
 import android.content.Intent;
 
+import org.chromium.base.CommandLine;
 import org.chromium.base.PathUtils;
 import org.chromium.base.ResourceExtractor;
 import org.chromium.chrome.browser.ChromiumApplication;
@@ -96,6 +97,13 @@ public class ChromeShellApplication extends ChromiumApplication {
     }
 
     @Override
+    public void initCommandLine() {
+        if (!CommandLine.isInitialized()) {
+            CommandLine.initFromFile(COMMAND_LINE_FILE);
+        }
+    }
+
+    @Override
     public String getSettingsActivityName() {
         return ChromeShellPreferences.class.getName();
     }