Add API to find out if there is crash reports to send to the server.

Review URL: https://breakpad.appspot.com/518002

git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1109 4c0a9323-5329-0410-9bdc-e9ce6186880e

src/client/ios/BreakpadController.h

@@ -105,6 +105,9 @@
 // BreakpadController.
 - (void)setUploadingEnabled:(BOOL)enabled;
 
+// Check if there is currently a crash report to upload.
+- (void)hasReportToUpload:(void(^)(BOOL))callback;
+
 @end
 
 #endif  // CLIENT_IOS_HANDLER_IOS_BREAKPAD_CONTROLLER_H_