fix(android): increase toolbar to 48dp (apache#946)

Material Design Guidelines says "For most platforms, consider making touch targets at least 48 x 48dp."

Author: erisu

src/android/InAppBrowser.java

@@ -117,6 +117,8 @@ public class InAppBrowser extends CordovaPlugin {
     private static final String BEFORELOAD = "beforeload";
     private static final String FULLSCREEN = "fullscreen";
 
+    private static final int TOOLBAR_HEIGHT = 48;
+
     private static final List customizableOptions = Arrays.asList(CLOSE_BUTTON_CAPTION, TOOLBAR_COLOR, NAVIGATION_COLOR, CLOSE_BUTTON_COLOR, FOOTER_COLOR);
 
     private InAppBrowserDialog dialog;
@@ -799,7 +801,7 @@ public void run() {
                 RelativeLayout toolbar = new RelativeLayout(cordova.getActivity());
                 //Please, no more black!
                 toolbar.setBackgroundColor(toolbarColor);
-                toolbar.setLayoutParams(new RelativeLayout.LayoutParams(LayoutParams.MATCH_PARENT, this.dpToPixels(44)));
+                toolbar.setLayoutParams(new RelativeLayout.LayoutParams(LayoutParams.MATCH_PARENT, this.dpToPixels(TOOLBAR_HEIGHT)));
                 toolbar.setPadding(this.dpToPixels(2), this.dpToPixels(2), this.dpToPixels(2), this.dpToPixels(2));
                 if (leftToRight) {
                     toolbar.setHorizontalGravity(Gravity.LEFT);
@@ -901,7 +903,7 @@ public boolean onKey(View v, int keyCode, KeyEvent event) {
                     _footerColor = android.graphics.Color.LTGRAY;
                 }
                 footer.setBackgroundColor(_footerColor);
-                RelativeLayout.LayoutParams footerLayout = new RelativeLayout.LayoutParams(LayoutParams.MATCH_PARENT, this.dpToPixels(44));
+                RelativeLayout.LayoutParams footerLayout = new RelativeLayout.LayoutParams(LayoutParams.MATCH_PARENT, this.dpToPixels(TOOLBAR_HEIGHT));
                 footerLayout.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM, RelativeLayout.TRUE);
                 footer.setLayoutParams(footerLayout);
                 if (closeButtonCaption != "") footer.setPadding(this.dpToPixels(8), this.dpToPixels(8), this.dpToPixels(8), this.dpToPixels(8));