Refactor Android printing code to make it more testable.

chrome/android/java/src/org/chromium/chrome/browser/TabBase.java

Index: chrome/android/java/src/org/chromium/chrome/browser/TabBase.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/TabBase.java b/chrome/android/java/src/org/chromium/chrome/browser/TabBase.java
index 75cfa085d154f91f69e4b9c11caafa06664d97e2..da819a5ca50be46b996ed9a70dca35f8439f49ab 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/TabBase.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/TabBase.java
@@ -322,6 +322,12 @@ public abstract class TabBase implements NavigationClient {
      */
     protected abstract AutoLoginProcessor createAutoLoginProcessor();
 
+    /** Prints the current page. */

[whywhat, 2013/11/19 15:39:32]

nit: Should be the multiline comment, add a @return statement as well.

[cimamoglu1, 2013/11/19 17:40:33]

Done.

+    public boolean print() {
+        assert mNativeTabAndroid != 0;
+        return nativePrint(mNativeTabAndroid);
+    }
+
     /**
      * Reloads the current page content if it is a {@link ContentView}.
      */
@@ -771,4 +777,5 @@ public abstract class TabBase implements NavigationClient {
     private native int nativeGetSecurityLevel(int nativeTabAndroid);
     private native void nativeSetActiveNavigationEntryTitleForUrl(int nativeTabAndroid, String url,
             String title);
+    private native boolean nativePrint(int nativeTabAndroid);
 }