Add --dump-line-box-trees parameter to content_shell.

content/shell/browser/shell_content_browser_client.cc

 // Copyright 2013 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/shell/browser/shell_content_browser_client.h"
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 #include "base/files/file.h"
 #include "base/files/file_util.h"
@@ skipping 208 matching lines @@
       command_line->AppendSwitch(::switches::kV8SnapshotPassedByFD);
   }
 #endif  // V8_USE_EXTERNAL_STARTUP_DATA
 #endif  // OS_POSIX && !OS_MACOSX
 }
 
 void ShellContentBrowserClient::AppendExtraCommandLineSwitches(
     base::CommandLine* command_line,
     int child_process_id) {
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kRunLayoutTest))
+          switches::kRunLayoutTest)) {
     command_line->AppendSwitch(switches::kRunLayoutTest);
+  }
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kEnableFontAntialiasing))
+          switches::kDumpLineBoxTrees)) {
+    command_line->AppendSwitch(switches::kDumpLineBoxTrees);
+  }
+  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kEnableFontAntialiasing)) {
     command_line->AppendSwitch(switches::kEnableFontAntialiasing);
+  }
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kExposeInternalsForTesting))
+          switches::kExposeInternalsForTesting)) {
     command_line->AppendSwitch(switches::kExposeInternalsForTesting);
+  }
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kExposeIpcEcho))
+          switches::kExposeIpcEcho)) {
     command_line->AppendSwitch(switches::kExposeIpcEcho);
+  }
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kStableReleaseMode))
+          switches::kStableReleaseMode)) {
     command_line->AppendSwitch(switches::kStableReleaseMode);
+  }
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kEnableCrashReporter)) {
     command_line->AppendSwitch(switches::kEnableCrashReporter);
   }
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kCrashDumpsDir)) {
     command_line->AppendSwitchPath(
         switches::kCrashDumpsDir,
         base::CommandLine::ForCurrentProcess()->GetSwitchValuePath(
             switches::kCrashDumpsDir));
@@ skipping 180 matching lines @@
 ShellBrowserContext*
 ShellContentBrowserClient::ShellBrowserContextForBrowserContext(
     BrowserContext* content_browser_context) {
   if (content_browser_context == browser_context())
     return browser_context();
   DCHECK_EQ(content_browser_context, off_the_record_browser_context());
   return off_the_record_browser_context();
 }
 
 }  // namespace content