[chromedriver] Accept git hashes in blink version strings from devtools

chrome/test/chromedriver/chrome/version.cc

Index: chrome/test/chromedriver/chrome/version.cc
diff --git a/chrome/test/chromedriver/chrome/version.cc b/chrome/test/chromedriver/chrome/version.cc
index 6caa660f64999d96aa2aef36a2b606ebf711dbea..3a5cca3ccaa6c6984aca6264a9defb6fa6260749 100644
--- a/chrome/test/chromedriver/chrome/version.cc
+++ b/chrome/test/chromedriver/chrome/version.cc
@@ -15,31 +15,6 @@ const int kMinimumSupportedChromeVersion[] = {35, 0, 1916, 0};
 
 const int kMinimumSupportedChromeBuildNo = kMinimumSupportedChromeVersion[2];
 
-// Content Shell and WebView have an empty product version and a fake user
-// agent. There's no way to detect the actual version, so unless specified we
-// assume it is tip of tree.
-static const int kToTBuildNo = 9999;
-
-// Similarly, if the Blink Revision isn't given then assume it is tip of tree.
-static const int kToTBlinkRevision = 999999;
-
-BrowserInfo::BrowserInfo()
-    : browser_name(std::string()),
-      browser_version(std::string()),
-      build_no(kToTBuildNo),
-      blink_revision(kToTBlinkRevision) {
-}
-
-BrowserInfo::BrowserInfo(std::string browser_name,
-                         std::string browser_version,
-                         int build_no,
-                         int blink_revision)
-    : browser_name(browser_name),
-      browser_version(browser_version),
-      build_no(build_no),
-      blink_revision(blink_revision) {
-}
-
 std::string GetMinimumSupportedChromeVersion() {
   return base::StringPrintf(
       "%d.%d.%d.%d",