Implement Just-In-Time Flash updates.

chrome/browser/component_updater/pepper_flash_component_installer.cc

Index: chrome/browser/component_updater/pepper_flash_component_installer.cc
diff --git a/chrome/browser/component_updater/pepper_flash_component_installer.cc b/chrome/browser/component_updater/pepper_flash_component_installer.cc
index 41d146a119e0689cefcfd3bbffe0b03e466451f7..31f4db3380a419b506425510eef86e8f93d3055f 100644
--- a/chrome/browser/component_updater/pepper_flash_component_installer.cc
+++ b/chrome/browser/component_updater/pepper_flash_component_installer.cc
@@ -187,6 +187,7 @@ class FlashComponentInstallerTraits : public ComponentInstallerTraits {
   void GetHash(std::vector<uint8_t>* hash) const override;
   std::string GetName() const override;
   update_client::InstallerAttributes GetInstallerAttributes() const override;
+  void AddMimeTypes(std::vector<std::string>* mime_types) const override;
 
   DISALLOW_COPY_AND_ASSIGN(FlashComponentInstallerTraits);
 };
@@ -260,6 +261,12 @@ update_client::InstallerAttributes
 FlashComponentInstallerTraits::GetInstallerAttributes() const {
   return update_client::InstallerAttributes();
 }
+
+void FlashComponentInstallerTraits::AddMimeTypes(
+    std::vector<std::string>* mime_types) const {
+  mime_types->push_back("application/x-shockwave-flash");
+  mime_types->push_back("application/futuresplash");
+}
 #endif  // defined(GOOGLE_CHROME_BUILD)
 
 }  // namespace