Bug 999203 - Add a pref to record crashes. r=mfinkle

mobile/android/base/CrashReporter.java

@@ -136,6 +136,7 @@ public class CrashReporter extends Activity
         SharedPreferences prefs = GeckoSharedPrefs.forApp(this);
         SharedPreferences.Editor editor = prefs.edit();
         editor.putBoolean(GeckoApp.PREFS_WAS_STOPPED, true);
+        editor.putBoolean(GeckoApp.PREFS_CRASHED, true);
         editor.commit();
 
         final CheckBox allowContactCheckBox = (CheckBox) findViewById(R.id.allow_contact);

mobile/android/base/GeckoApp.java

@@ -157,6 +157,7 @@ public abstract class GeckoApp
     public static final String PREFS_OOM_EXCEPTION         = "OOMException";
     public static final String PREFS_VERSION_CODE          = "versionCode";
     public static final String PREFS_WAS_STOPPED           = "wasStopped";
+    public static final String PREFS_CRASHED               = "crashed";
     public static final String PREFS_CLEANUP_TEMP_FILES    = "cleanupTempFiles";
 
     public static final String SAVED_STATE_IN_BACKGROUND   = "inBackground";
@@ -1772,10 +1773,17 @@ public abstract class GeckoApp
             shouldRestore = true;
         } else if (savedInstanceState != null ||
                    getSessionRestorePreference().equals("always") ||
-                   getRestartFromIntent() ||
-                   prefs.getBoolean(GeckoApp.PREFS_WAS_STOPPED, false)) {
+                   getRestartFromIntent()) {
             // We're coming back from a background kill by the OS, the user
-            // has chosen to always restore, we restarted, or we crashed.
+            // has chosen to always restore, or we restarted.
+            shouldRestore = true;
+        } else if (prefs.getBoolean(GeckoApp.PREFS_CRASHED, false)) {
+            ThreadUtils.postToBackgroundThread(new Runnable() {
+                @Override
+                public void run() {
+                    prefs.edit().putBoolean(PREFS_CRASHED, false).commit();
+                }
+            });
             shouldRestore = true;
         }