[Checkstyle] Fix misc style issues in Java files.

content/shell/android/java/src/org/chromium/content_shell/Shell.java

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.content_shell;
 
 import android.content.Context;
 import android.graphics.drawable.ClipDrawable;
 import android.text.TextUtils;
 import android.util.AttributeSet;
@@ skipping 211 matching lines @@
             }
         });
 
         mNextButton = (ImageButton) findViewById(R.id.next);
         mNextButton.setOnClickListener(new OnClickListener() {
             @Override
             public void onClick(View v) {
                 if (mNavigationController.canGoForward()) mNavigationController.goForward();
             }
         });
-        mStopButton = (ImageButton)findViewById(R.id.stop);
+        mStopButton = (ImageButton) findViewById(R.id.stop);
         mStopButton.setOnClickListener(new OnClickListener() {
             @Override
             public void onClick(View v) {
                 if (mLoading) mWebContents.stop();
             }
         });
-        mReloadButton = (ImageButton)findViewById(R.id.reload);
+        mReloadButton = (ImageButton) findViewById(R.id.reload);
         mReloadButton.setOnClickListener(new OnClickListener() {
             @Override
             public void onClick(View v) {
                 mNavigationController.reload(true);
             }
         });
     }
 
     @SuppressWarnings("unused")
     @CalledByNative
@@ skipping 85 matching lines @@
                 Context.INPUT_METHOD_SERVICE);
         if (visible) {
             imm.showSoftInput(mUrlTextView, InputMethodManager.SHOW_IMPLICIT);
         } else {
             imm.hideSoftInputFromWindow(mUrlTextView.getWindowToken(), 0);
         }
     }
 
     private static native void nativeCloseShell(long shellPtr);
 }