aw: Do not limit number of tiles

android_webview/browser/browser_view_renderer.cc

 // Copyright 2014 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 "android_webview/browser/browser_view_renderer.h"
 
 #include "android_webview/browser/browser_view_renderer_client.h"
 #include "android_webview/browser/shared_renderer_state.h"
 #include "android_webview/common/aw_switches.h"
 #include "base/auto_reset.h"
@@ skipping 43 matching lines @@
   bool client_hard_limit_bytes_overridden =
       cl->HasSwitch(switches::kForceGpuMemAvailableMb);
   if (client_hard_limit_bytes_overridden) {
     base::StringToUint64(
         base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
             switches::kForceGpuMemAvailableMb),
         &g_memory_override_in_bytes);
     g_memory_override_in_bytes *= 1024 * 1024;
   }
 
-  // Also use a high tile limit since there are no file descriptor issues.
-  GlobalTileManager::GetInstance()->SetTileLimit(1000);
+  // There is no need to limit number of tiles, so use an effectively unlimited
+  // value as the limit.
+  GlobalTileManager::GetInstance()->SetTileLimit(10 * 1000 * 1000);
 }
 
 BrowserViewRenderer::BrowserViewRenderer(
     BrowserViewRendererClient* client,
     SharedRendererState* shared_renderer_state,
     content::WebContents* web_contents,
     const scoped_refptr<base::SingleThreadTaskRunner>& ui_task_runner)
     : client_(client),
       shared_renderer_state_(shared_renderer_state),
       web_contents_(web_contents),
@@ skipping 732 matching lines @@
   base::StringAppendF(&str,
                       "overscroll_rounding_error_: %s ",
                       overscroll_rounding_error_.ToString().c_str());
   base::StringAppendF(
       &str, "on_new_picture_enable: %d ", on_new_picture_enable_);
   base::StringAppendF(&str, "clear_view: %d ", clear_view_);
   return str;
 }
 
 }  // namespace android_webview