Fix DCHECK in GCF quick-enable.

Make the determination of whether or not Chrome Frame is in use on-demand rather than during initialization.

BUG=92146
TEST=GCF quick-enable should work again.


Review URL: http://codereview.chromium.org/7600021

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@96370 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 23 insertions, 29 deletions

diff --git a/chrome/installer/util/installer_state.cc b/chrome/installer/util/installer_state.cc
index b0a3dae..ba0740d 100644
--- a/chrome/installer/util/installer_state.cc
+++ b/chrome/installer/util/installer_state.cc
@@ -76,8 +76,7 @@ InstallerState::InstallerState()
       state_type_(BrowserDistribution::CHROME_BROWSER),
       root_key_(NULL),
       msi_(false),
-      verbose_logging_(false),
-      is_chrome_frame_running_(false) {
+      verbose_logging_(false) {
 }
 
 InstallerState::InstallerState(Level level)
@@ -88,8 +87,7 @@ InstallerState::InstallerState(Level level)
       state_type_(BrowserDistribution::CHROME_BROWSER),
       root_key_(NULL),
       msi_(false),
-      verbose_logging_(false),
-      is_chrome_frame_running_(false) {
+      verbose_logging_(false) {
   // Use set_level() so that root_key_ is updated properly.
   set_level(level);
 }
@@ -158,8 +156,6 @@ void InstallerState::Initialize(const CommandLine& command_line,
 
   state_key_ = operand->GetStateKey();
   state_type_ = operand->GetType();
-
-  is_chrome_frame_running_ = DetectChromeFrameInUse(machine_state);
 }
 
 void InstallerState::set_level(Level level) {
@@ -417,22 +413,8 @@ Version* InstallerState::GetCurrentVersion(
   return current_version.release();
 }
 
-FilePath InstallerState::GetInstallerDirectory(const Version& version) const {
-  return target_path().Append(ASCIIToWide(version.GetString()))
-      .Append(kInstallerDir);
-}
-
-// static
-bool InstallerState::IsFileInUse(const FilePath& file) {
-  // Call CreateFile with a share mode of 0 which should cause this to fail
-  // with ERROR_SHARING_VIOLATION if the file exists and is in-use.
-  return !base::win::ScopedHandle(CreateFile(file.value().c_str(),
-                                             GENERIC_WRITE, 0, NULL,
-                                             OPEN_EXISTING, 0, 0)).IsValid();
-}
-
-bool InstallerState::DetectChromeFrameInUse(
-    const InstallationState& machine_state) {
+bool InstallerState::IsChromeFrameRunning(
+    const InstallationState& machine_state) const {
   // We check only for the current version (e.g. the version we are upgrading
   // _from_). We don't need to check interstitial versions if any (as would
   // occur in the case of multiple updates) since if they are in use, we are
@@ -448,6 +430,20 @@ bool InstallerState::DetectChromeFrameInUse(
   return in_use;
 }
 
+FilePath InstallerState::GetInstallerDirectory(const Version& version) const {
+  return target_path().Append(ASCIIToWide(version.GetString()))
+      .Append(kInstallerDir);
+}
+
+// static
+bool InstallerState::IsFileInUse(const FilePath& file) {
+  // Call CreateFile with a share mode of 0 which should cause this to fail
+  // with ERROR_SHARING_VIOLATION if the file exists and is in-use.
+  return !base::win::ScopedHandle(CreateFile(file.value().c_str(),
+                                             GENERIC_WRITE, 0, NULL,
+                                             OPEN_EXISTING, 0, 0)).IsValid();
+}
+
 void InstallerState::RemoveOldVersionDirectories(
     const Version& new_version,
     Version* existing_version,
diff --git a/chrome/installer/util/installer_state.h b/chrome/installer/util/installer_state.h
index 565766e..04417be 100644
--- a/chrome/installer/util/installer_state.h
+++ b/chrome/installer/util/installer_state.h
@@ -105,11 +105,6 @@ class InstallerState {
   // TODO(grt): Eradicate the bool in favor of the enum.
   bool is_multi_install() const;
 
-  // Returns whether or not there is currently a Chrome Frame instance running.
-  // Note that there isn't a mechanism to lock Chrome Frame in place, so Chrome
-  // Frame may either exit or start up after this is called.
-  bool is_chrome_frame_running() const { return is_chrome_frame_running_; }
-
   // The full path to the place where the operand resides.
   const FilePath& target_path() const { return target_path_; }
 
@@ -149,6 +144,11 @@ class InstallerState {
   // products are installed.  Ownership is passed to the caller.
   Version* GetCurrentVersion(const InstallationState& machine_state) const;
 
+  // Returns whether or not there is currently a Chrome Frame instance running.
+  // Note that there isn't a mechanism to lock Chrome Frame in place, so Chrome
+  // Frame may either exit or start up after this is called.
+  bool IsChromeFrameRunning(const InstallationState& machine_state) const;
+
   // Returns the path to the installer under Chrome version folder
   // (for example <target_path>\Google\Chrome\Application\<Version>\Installer)
   FilePath GetInstallerDirectory(const Version& version) const;
@@ -197,7 +197,6 @@ class InstallerState {
       const InstallationState& machine_state);
   bool IsMultiInstallUpdate(const MasterPreferences& prefs,
                             const InstallationState& machine_state);
-  bool DetectChromeFrameInUse(const InstallationState& machine_state);
 
   // Sets this object's level and updates the root_key_ accordingly.
   void set_level(Level level);
@@ -219,7 +218,6 @@ class InstallerState {
 #endif
   bool msi_;
   bool verbose_logging_;
-  bool is_chrome_frame_running_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(InstallerState);