Generate dumps for relevant renderers when users kill a hung pepper plugin.

chrome/chrome_exe.gypi

Index: chrome/chrome_exe.gypi
diff --git a/chrome/chrome_exe.gypi b/chrome/chrome_exe.gypi
index 431d1367915c7ff0574b8d2a2a9d2b174e72af6a..c7ddaa4ea3681b5cb1227f04c016aa6a8b74e7f7 100644
--- a/chrome/chrome_exe.gypi
+++ b/chrome/chrome_exe.gypi
@@ -463,6 +463,10 @@
             '../base/base.gyp:base',
             '../breakpad/breakpad.gyp:breakpad_handler',
             '../breakpad/breakpad.gyp:breakpad_sender',
+            # Provide debug info for detecting inter-process pepper deadlocks.
+            # TODO(yzshen): Remove when enough information is collected and the
+            # hang rate of pepper/renderer processes is reduced.
+            '../ppapi/ppapi_internal.gyp:ppapi_shared',
             '../sandbox/sandbox.gyp:sandbox',
             'app/policy/cloud_policy_codegen.gyp:policy',
           ],