Resize only the virtual viewport when the OSK triggers a resize.

chrome/browser/about_flags.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/about_flags.h"
 
 #include <iterator>
 #include <map>
 #include <set>
 #include <utility>
@@ skipping 602 matching lines @@
      IDS_FLAGS_WEBRTC_STUN_ORIGIN_DESCRIPTION,
      kOsAll,
      SINGLE_VALUE_TYPE(switches::kEnableWebRtcStunOrigin)},
 #endif
 #if defined(OS_ANDROID)
     {"disable-webaudio",
      IDS_FLAGS_WEBAUDIO_NAME,
      IDS_FLAGS_WEBAUDIO_DESCRIPTION,
      kOsAndroid,
      SINGLE_DISABLE_VALUE_TYPE(switches::kDisableWebAudio)},
+    {"enable-osk-overscroll",
+     IDS_FLAGS_ENABLE_OSK_OVERSCROLL_NAME,
+     IDS_FLAGS_ENABLE_OSK_OVERSCROLL_DESCRIPTION,
+     kOsAndroid,
+     SINGLE_VALUE_TYPE(switches::kEnableOSKOverscroll)},
 #endif
   // Native client is compiled out when DISABLE_NACL is defined.
 #if !defined(DISABLE_NACL)
     {"enable-nacl",  // FLAGS:RECORD_UMA
      IDS_FLAGS_NACL_NAME,
      IDS_FLAGS_NACL_DESCRIPTION,
      kOsAll,
      SINGLE_VALUE_TYPE(switches::kEnableNaCl)},
     {"enable-nacl-debug",  // FLAGS:RECORD_UMA
      IDS_FLAGS_NACL_DEBUG_NAME,
@@ skipping 1721 matching lines @@
 const base::HistogramBase::Sample kBadSwitchFormatHistogramId = 0;
 
 const FeatureEntry* GetFeatureEntries(size_t* count) {
   *count = arraysize(kFeatureEntries);
   return kFeatureEntries;
 }
 
 }  // namespace testing
 
 }  // namespace about_flags