Add javatests for the WebView SafeBrowsing feature

android_webview/javatests/src/org/chromium/android_webview/test/AwTestBase.java

Index: android_webview/javatests/src/org/chromium/android_webview/test/AwTestBase.java
diff --git a/android_webview/javatests/src/org/chromium/android_webview/test/AwTestBase.java b/android_webview/javatests/src/org/chromium/android_webview/test/AwTestBase.java
index dd079f1baaf1f5969852bd23d70cc5c821062187..e0c3628d0f6c5e9974c355ca22034ef3cc6d0124 100644
--- a/android_webview/javatests/src/org/chromium/android_webview/test/AwTestBase.java
+++ b/android_webview/javatests/src/org/chromium/android_webview/test/AwTestBase.java
@@ -104,11 +104,20 @@ public class AwTestBase
         getInstrumentation().runOnMainSync(new Runnable() {
             @Override
             public void run() {
-                mBrowserContext = new AwBrowserContext(prefs, appContext);
+                createAwBrowserContextHelper(prefs, appContext);
             }
         });
     }
 
+    protected void createAwBrowserContextHelper(

[boliu, 2017/02/14 18:31:40]

s/Helper/onUiThread/

[Nate Fischer, 2017/02/14 19:42:55]

Done

+            InMemorySharedPreferences prefs, Context appContext) {
+        setBrowserContext(new AwBrowserContext(prefs, appContext));
+    }
+
+    protected void setBrowserContext(AwBrowserContext browserContext) {

[boliu, 2017/02/14 18:31:40]

this should be private (or shouldn't exist at all), just have
createAwBrowserContextHelper return the context, and set it in
createAwBrowserContext

[Nate Fischer, 2017/02/14 19:42:55]

Done

+        mBrowserContext = browserContext;
+    }
+
     protected void startBrowserProcess() throws Exception {
         // The Activity must be launched in order for proper webview statics to be setup.
         getActivity();