Expose a low-end device mode override flags for non-android OSs as well

content/browser/gpu/gpu_process_host.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 "content/browser/gpu/gpu_process_host.h"
 
 #include "base/base64.h"
 #include "base/base_switches.h"
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 914 matching lines @@
   if (kind_ == GPU_PROCESS_KIND_UNSANDBOXED)
     cmd_line->AppendSwitch(switches::kDisableGpuSandbox);
 
   // Propagate relevant command line switches.
   static const char* const kSwitchNames[] = {
     switches::kDisableAcceleratedVideoDecode,
     switches::kDisableBreakpad,
     switches::kDisableGpuSandbox,
     switches::kDisableGpuWatchdog,
     switches::kDisableLogging,
+    switches::kDisableLowEndDeviceMode,
     switches::kDisableSeccompFilterSandbox,
 #if defined(ENABLE_WEBRTC)
     switches::kDisableWebRtcHWEncoding,
 #endif
     switches::kEnableLogging,
+    switches::kEnableLowEndDeviceMode,
     switches::kEnableShareGroupAsyncTextureUpload,
     switches::kGpuStartupDialog,
     switches::kGpuSandboxAllowSysVShm,
     switches::kGpuSandboxFailuresFatal,
     switches::kGpuSandboxStartAfterInitialization,
     switches::kIgnoreResolutionLimitsForAcceleratedVideoDecode,
     switches::kLoggingLevel,
     switches::kNoSandbox,
     switches::kTestGLLib,
     switches::kTraceStartup,
     switches::kV,
     switches::kVModule,
 #if defined(OS_MACOSX)
     switches::kEnableSandboxLogging,
 #endif
 #if defined(USE_AURA)
     switches::kUIPrioritizeInGpuProcess,
 #endif
 #if defined(USE_OZONE)
     switches::kOzonePlatform,
 #endif
+#if !defined(OS_ANDROID)
+    switches::kDetectLowEndDevice,
+#endif
 #if defined(USE_X11) && !defined(OS_CHROMEOS)
     switches::kX11Display,
 #endif
   };
   cmd_line->CopySwitchesFrom(browser_command_line, kSwitchNames,
                              arraysize(kSwitchNames));
   cmd_line->CopySwitchesFrom(
       browser_command_line, switches::kGpuSwitches, switches::kNumGpuSwitches);
   cmd_line->CopySwitchesFrom(
       browser_command_line, switches::kGLSwitchesCopiedFromGpuProcessHost,
@@ skipping 98 matching lines @@
   TRACE_EVENT0("gpu", "GpuProcessHost::OnCacheShader");
   ClientIdToShaderCacheMap::iterator iter =
       client_id_to_shader_cache_.find(client_id);
   // If the cache doesn't exist then this is an off the record profile.
   if (iter == client_id_to_shader_cache_.end())
     return;
   iter->second->Cache(GetShaderPrefixKey() + ":" + key, shader);
 }
 
 }  // namespace content