[Chromecast] Default desktop windows to 720p + switch for 1080p

chromecast/base/chromecast_switches.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 "chromecast/base/chromecast_switches.h"
 
 #include "base/command_line.h"
 
 namespace switches {
 
@@ skipping 65 matching lines @@
 // as the portion of buffers+cached memory that should be treated as
 // unavailable.  If this switch is not used, a simple pressure heuristic based
 // purely on free memory will be used.
 const char kMemPressureSystemReservedKb[] = "mem-pressure-system-reserved-kb";
 
 // Used to pass initial screen resolution to GPU process.  This allows us to set
 // screen size correctly (so no need to resize when first window is created).
 const char kCastInitialScreenWidth[] = "cast-initial-screen-width";
 const char kCastInitialScreenHeight[] = "cast-initial-screen-height";
 
+// When present, desktop cast_shell will create 1080p window (provided display
+// resolution is high enough).  Otherwise, cast_shell defaults to 720p.
+const char kDesktopWindow1080p[] = "desktop-window-1080p";
+
 }  // namespace switches
 
 namespace chromecast {
 
 bool GetSwitchValueBoolean(const std::string& switch_string,
                            const bool default_value) {
   const base::CommandLine* command_line =
       base::CommandLine::ForCurrentProcess();
   if (command_line->HasSwitch(switch_string)) {
     if (command_line->GetSwitchValueASCII(switch_string) !=
             switches::kSwitchValueTrue &&
         command_line->GetSwitchValueASCII(switch_string) !=
             switches::kSwitchValueFalse &&
         command_line->GetSwitchValueASCII(switch_string) != "") {
       LOG(WARNING) << "Invalid switch value " << switch_string << "="
                    << command_line->GetSwitchValueASCII(switch_string)
                    << "; assuming default value of " << default_value;
       return default_value;
     }
     return command_line->GetSwitchValueASCII(switch_string) !=
            switches::kSwitchValueFalse;
   }
   return default_value;
 }
 
 }  // namespace chromecast