Updating shake handling for Android in ShakeDetector and DevSupportManagerImpl

Summary: If you use a ShakeDetector, you can specify the minimum number of shakes required to trigger a shake handler.  Otherwise, the minimum number of required shakes is set to 1 by default.

Reviewed By: achen1

Differential Revision: D5155604

fbshipit-source-id: 5073fa37d4c223eb18e85b5e850b95d37136e3d2

ReactAndroid/src/main/java/com/facebook/react/ReactInstanceManagerBuilder.java

@@ -44,6 +44,7 @@ public class ReactInstanceManagerBuilder {
   protected boolean mLazyViewManagersEnabled;
   protected boolean mSetupReactContextInBackground;
   protected boolean mUseSeparateUIBackgroundThread;
+  protected int mMinNumShakes = 1;
 
   /* package protected */ ReactInstanceManagerBuilder() {
   }
@@ -200,6 +201,11 @@ public class ReactInstanceManagerBuilder {
    return this;
   }
 
+  public ReactInstanceManagerBuilder setMinNumShakes(int minNumShakes) {
+    mMinNumShakes = minNumShakes;
+    return this;
+  }
+
   /**
    * Instantiates a new {@link ReactInstanceManager}.
    * Before calling {@code build}, the following must be called:
@@ -247,6 +253,7 @@ public class ReactInstanceManagerBuilder {
       mLazyNativeModulesEnabled,
       mLazyViewManagersEnabled,
       mSetupReactContextInBackground,
-      mUseSeparateUIBackgroundThread);
+      mUseSeparateUIBackgroundThread,
+      mMinNumShakes);
   }
 }