Add two new debug URLs for Pepper Flash:

content/browser/web_contents/debug_urls.cc

Index: content/browser/web_contents/debug_urls.cc
diff --git a/content/browser/web_contents/debug_urls.cc b/content/browser/web_contents/debug_urls.cc
index c7da753e06958a4ba55a9f3414e67825089dcb52..98222749013128acb9c913d0d71585651ad54e37 100644
--- a/content/browser/web_contents/debug_urls.cc
+++ b/content/browser/web_contents/debug_urls.cc
@@ -4,12 +4,39 @@
 
 #include "content/browser/web_contents/debug_urls.h"
 
+#include <vector>
+
+#include "base/utf_string_conversions.h"
 #include "content/browser/gpu/gpu_process_host_ui_shim.h"
+#include "content/browser/ppapi_plugin_process_host.h"
+#include "content/public/browser/browser_thread.h"
 #include "content/public/common/url_constants.h"
 #include "googleurl/src/gurl.h"
+#include "ppapi/proxy/ppapi_messages.h"
+#include "webkit/plugins/plugin_constants.h"
 
 namespace content {
 
+namespace {
+
+void HandlePpapiFlashDebugURL(const GURL& url) {
+#if defined(ENABLE_PLUGINS)
+  bool crash = url == GURL(chrome::kChromeUIPpapiFlashCrashURL);
+
+  std::vector<PpapiPluginProcessHost*> hosts;
+  PpapiPluginProcessHost::FindByName(UTF8ToUTF16(kFlashPluginName), &hosts);
+  for (std::vector<PpapiPluginProcessHost*>::iterator iter = hosts.begin();
+       iter != hosts.end(); ++iter) {
+    if (crash)
+      (*iter)->Send(new PpapiMsg_Crash());
+    else
+      (*iter)->Send(new PpapiMsg_Hang());
+  }
+#endif
+}
+
+}  // namespace
+
 bool HandleDebugURL(const GURL& url, PageTransition transition) {
   // Ensure that the user explicitly navigated to this URL.
   if (!(transition & PAGE_TRANSITION_FROM_ADDRESS_BAR))
@@ -42,6 +69,13 @@ bool HandleDebugURL(const GURL& url, PageTransition transition) {
     return true;
   }
 
+  if (url == GURL(chrome::kChromeUIPpapiFlashCrashURL) ||
+      url == GURL(chrome::kChromeUIPpapiFlashHangURL)) {
+    BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
+                            base::Bind(&HandlePpapiFlashDebugURL, url));
+    return true;
+  }
+
   return false;
 }