add missing semicolon, remove global and unused variables, remove unreachable code

git-svn-id: http://svn.openlayers.org/trunk/openlayers@10482 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Layer/Google.js

@@ -496,7 +496,6 @@ OpenLayers.Layer.Google.v2 = {
                 
             } catch (e) {
                 throw(e);
-                return;
             }
             // cache elements for use by any other google layers added to
             // this same map

lib/OpenLayers/Layer/Google/v3.js

@@ -56,7 +56,7 @@ OpenLayers.Layer.Google.v3 = {
         if (!this.type) {
             this.type = google.maps.MapTypeId.ROADMAP;
         }
-        var mapObject, termsOfUse, poweredBy;
+        var mapObject;
         var cache = OpenLayers.Layer.Google.cache[this.map.id];
         if (cache) {
             // there are already Google layers added to this map
@@ -128,7 +128,7 @@ OpenLayers.Layer.Google.v3 = {
         }
 
         var cache = OpenLayers.Layer.Google.cache[this.map.id];
-        var container = this.map.viewPortDiv
+        var container = this.map.viewPortDiv;
 
         // move the ToS and branding stuff up to the container div
         var termsOfUse = div.lastChild;
@@ -305,7 +305,7 @@ OpenLayers.Layer.Google.v3 = {
         var lat = this.getLatitudeFromMapObjectLonLat(moLonLat);
         var res = this.map.getResolution();
         var extent = this.map.getExtent();
-        px = new OpenLayers.Pixel(
+        var px = new OpenLayers.Pixel(
             (1/res * (lon - extent.left)),
             (1/res * (extent.top - lat))
         );