Handle Java assert using a customized function in base

base/android/java/src/org/chromium/base/JavaExceptionReporter.java

Index: base/android/java/src/org/chromium/base/JavaExceptionReporter.java
diff --git a/base/android/java/src/org/chromium/base/JavaExceptionReporter.java b/base/android/java/src/org/chromium/base/JavaExceptionReporter.java
index f192f78c10472d0055128700883aa9b019ff7837..118810fba2b785107c034a74d1cc09aee1748534 100644
--- a/base/android/java/src/org/chromium/base/JavaExceptionReporter.java
+++ b/base/android/java/src/org/chromium/base/JavaExceptionReporter.java
@@ -54,6 +54,14 @@ public class JavaExceptionReporter implements Thread.UncaughtExceptionHandler {
         nativeReportJavaStackTrace(stackTrace);
     }
 
+    /**
+     * Handle AssertionError, decide whether throw or report without crashing base on gn arg.
+     *

[agrieve, 2017/07/07 18:42:42]

nit: delete blank line

[Ran, 2017/07/17 21:46:52]

Done.

+     */
+    public static void assertFailureHandler(AssertionError assertionError) throws AssertionError {
+        throw assertionError;
+    }
+
     @CalledByNative
     private static void installHandler(boolean crashAfterReport) {
         Thread.setDefaultUncaughtExceptionHandler(new JavaExceptionReporter(