Make the bridge_id in WebGeolocationPermissionRequestManager be unique per process.

Source/web/WebGeolocationPermissionRequestManager.cpp

Index: Source/web/WebGeolocationPermissionRequestManager.cpp
diff --git a/Source/web/WebGeolocationPermissionRequestManager.cpp b/Source/web/WebGeolocationPermissionRequestManager.cpp
index ed8b1d7d017aabd0f34c5add11278f270c01d87f..e4dae0830eb6a5afb05d77405cd8cc351fea650c 100644
--- a/Source/web/WebGeolocationPermissionRequestManager.cpp
+++ b/Source/web/WebGeolocationPermissionRequestManager.cpp
@@ -46,7 +46,8 @@ int WebGeolocationPermissionRequestManager::add(const blink::WebGeolocationPermi
 {
     Geolocation* geolocation = permissionRequest.geolocation();
     ASSERT(!m_private->m_geolocationIdMap.contains(geolocation));
-    int id = ++m_lastId;
+    static int lastId;

[dglazkov, 2014/05/30 18:31:42]

Ideally, there's a static function that vends ids.

+    int id = ++lastId;
     m_private->m_geolocationIdMap.add(geolocation, id);
     m_private->m_idGeolocationMap.add(id, geolocation);
     return id;
@@ -78,7 +79,6 @@ bool WebGeolocationPermissionRequestManager::remove(int id, blink::WebGeolocatio
 
 void WebGeolocationPermissionRequestManager::init()
 {
-    m_lastId = 0;
     m_private.reset(new WebGeolocationPermissionRequestManagerPrivate);
 }