Add a UMA stat to track if the Browser blacklist is Set on the Renderer

This shouldn't be happening, but we got some crash reports suggesting it
does. Unable to repo locally so this stat will verify it does occur and
then can be used to verify our fixes actually fix it.

TBR=asvitkine@chromium.org
BUG=329023

Review URL: https://codereview.chromium.org/166953002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@251454 0039d316-1c4b-4281-b951-d872f2087c98

6 files changed, 24 insertions, 0 deletions

diff --git a/chrome/browser_tests.isolate b/chrome/browser_tests.isolate
index 55aadf4..a7d03c1 100644
--- a/chrome/browser_tests.isolate
+++ b/chrome/browser_tests.isolate
@@ -132,6 +132,7 @@
       'variables': {
         'isolate_dependency_tracked': [
           '../native_client/build/build_nexe.py',
+          '<(PRODUCT_DIR)/chrome_elf.dll',
           '<(PRODUCT_DIR)/clearkeycdm.dll',
           '<(PRODUCT_DIR)/clearkeycdmadapter.dll',
           '<(PRODUCT_DIR)/ppapi_tests.dll',
diff --git a/chrome/chrome_renderer.gypi b/chrome/chrome_renderer.gypi
index b546cd6..c1444cc 100644
--- a/chrome/chrome_renderer.gypi
+++ b/chrome/chrome_renderer.gypi
@@ -441,6 +441,9 @@
           ],
         }],
         ['OS=="win"', {
+          'dependencies': [
+            '../chrome_elf/chrome_elf.gyp:chrome_elf',
+          ],
           'include_dirs': [
             '<(DEPTH)/third_party/wtl/include',
           ],
diff --git a/chrome/interactive_ui_tests.isolate b/chrome/interactive_ui_tests.isolate
index fa70b9b..4738ceb 100644
--- a/chrome/interactive_ui_tests.isolate
+++ b/chrome/interactive_ui_tests.isolate
@@ -77,6 +77,7 @@
         'isolate_dependency_tracked': [
           '../net/data/ssl/certificates/foaf.me.chromium-test-cert.der',
           '../net/data/ssl/certificates/mit.davidben.der',
+          '<(PRODUCT_DIR)/chrome_elf.dll',
           '<(PRODUCT_DIR)/d3dcompiler_46.dll',
           '<(PRODUCT_DIR)/ffmpegsumo.dll',
           '<(PRODUCT_DIR)/libEGL.dll',
diff --git a/chrome/renderer/DEPS b/chrome/renderer/DEPS
index 14a782f..bf9a831f 100644
--- a/chrome/renderer/DEPS
+++ b/chrome/renderer/DEPS
@@ -1,4 +1,5 @@
 include_rules = [
+  "+chrome_elf",
   "+components/autofill/content/common",
   "+components/autofill/content/renderer",
   "+components/autofill/core/common",
diff --git a/chrome/renderer/chrome_content_renderer_client.cc b/chrome/renderer/chrome_content_renderer_client.cc
index 9318da9..45a5afe 100644
--- a/chrome/renderer/chrome_content_renderer_client.cc
+++ b/chrome/renderer/chrome_content_renderer_client.cc
@@ -116,6 +116,10 @@
 #include "chrome/renderer/spellchecker/spellcheck_provider.h"
 #endif
 
+#if defined(OS_WIN)
+#include "chrome_elf/blacklist/blacklist.h"
+#endif  // OS_WIN
+
 using autofill::AutofillAgent;
 using autofill::PasswordAutofillAgent;
 using autofill::PasswordGenerationAgent;
@@ -353,6 +357,19 @@ void ChromeContentRendererClient::RenderThreadStarted() {
 
   extensions::ExtensionsClient::Set(
       extensions::ChromeExtensionsClient::GetInstance());
+
+#if defined(OS_WIN)
+  // Report if the renderer process has been patched by chrome_elf.
+  // TODO(csharp): Remove once the renderer is no longer getting
+  // patched this way.
+  typedef bool(*IsBlacklistInitializedFunc)();
+  IsBlacklistInitializedFunc is_blacklist_initialized =
+      reinterpret_cast<IsBlacklistInitializedFunc>(
+          GetProcAddress(GetModuleHandle(L"chrome_elf.dll"),
+                         "IsBlacklistInitialized"));
+  if (is_blacklist_initialized && is_blacklist_initialized())
+    UMA_HISTOGRAM_BOOLEAN("Blacklist.PatchedInRenderer", true);
+#endif
 }
 
 void ChromeContentRendererClient::RenderFrameCreated(
diff --git a/chrome/unit_tests.isolate b/chrome/unit_tests.isolate
index 0096f1f..ce28077 100644
--- a/chrome/unit_tests.isolate
+++ b/chrome/unit_tests.isolate
@@ -108,6 +108,7 @@
     ['OS=="win"', {
       'variables': {
         'isolate_dependency_tracked': [
+          '<(PRODUCT_DIR)/chrome_elf.dll',
           '<(PRODUCT_DIR)/ffmpegsumo.dll',
         ],
         'isolate_dependency_untracked': [